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282 Cards in this Set

  • Front
  • Back
CVA's (cerebrovascular accident) /Strokes:

Definition-?
A stroke happens when blood flow to a part of the brain is interrupted because a blood vessel in the brain is blocked or bursts open.
CVA's (cerebrovascular accident) /Strokes:

what happens if blood flow stops for more than a few seconds?
If blood flow is stopped for longer than a few seconds, the brain cannot get blood and oxygen. Brain cells can die, causing permanent damage
CVA's (cerebrovascular accident) /Strokes:

how are motor deficits characterized?
Motor deficits are characterized by paralysis (hemiplegia) or weakness (hemiparesis) on the side of the body opposite the side of the lesion
CVA's (cerebrovascular accident) /Strokes:

factors affecting severity?
The location and extent of the lesion, the nature of the structures involved, and the amount of collateral blood flow determine the severity of the neurologic deficits in an individual patient.
CVA's (cerebrovascular accident) /Strokes:

Categories: by Etiology

thrombus- main idea?
: A clot may form in an artery that is already very narrow
CVA's (cerebrovascular accident) /Strokes:

Categories: by Etiology

embolus- main idea?
A clot may break off from somewhere in the body and travel up to the brain to block a smaller artery
CVA's (cerebrovascular accident) /Strokes:

Categories: by Etiology

hemorrhage- main idea?
abnormal bleeding due to blood vessel rupture. Some people have defects in the blood vessels of the brain that make this more likely. The flow of blood that occurs after the blood vessel ruptures damages brain cells.
CVA's (cerebrovascular accident) /Strokes:

management

TIA- main idea
temporary interruption to blood flow to the brain. Deficits are temporary and do not last over 24 hours. It is a precursor to both cerebral infarction and MI. Caused by multiple factors including occlusive attacks, emboli, reduced cerebral perfusion due to hypotension, arrhythmia etc
CVA's (cerebrovascular accident) /Strokes:

management

minor stroke- main idea?
Pt is stable and deficits are minor
CVA's (cerebrovascular accident) /Strokes:

management

major stroke- main idea?
: Pt is stable but the deficits are severe
Cerebral Infarcts

main idea
Any pathologic process involving the vessels of the brain can cause a stroke. Cerebral.Infarcts are overwhelmingly the most common cause of a stroke.
Cerebral Infarcts

what is an infarct?
An infarct is a site of localized necrosis (cell death) precipitated by deprivation of blood (ischemia) and therefore oxygen to that tissue. Usually this is caused by complete occlusion of a cerebral vessel which causes ischemia and leads to cerebral infarct (this is not always true, not all vessel occlusions produce an infarct)
Cerebral Infarcts

how many pathological processes?
. Two pathological processes account for virtually all cerebral infarcts: thrombus and embolus. Hemorrhage occurs when a blood vessel ruptures, tissue death results from both the ischemia and the mechanical injuries.
Cerebral Infarcts

risk factors?
primarily same for athlerosclerosis
includes: - HTN
- Diabetes Mellitus
- hyperilipidemia
- smoking
- obesity
- sedentary life style
Immediately after the trauma or infarct the patient will go through a varying period of cerebral shock and then recovery will begin. The amount of recovery is dependent on the...?
... severity of the stroke and the amount of CNS reorganization
Epidemiology

stroke is the X leading cause of death?
stroke is the 3rd leading cause of death (behind heart disease and cancer) and the most common cause of adult disability in the US
how many new stroke victims a year?

how many with recurrent stroke?
around 610,000 new victims each year with an additional 185,000 with recurrent strok
what % of people with stroke die in the ACUTE PHASE?
30% die in the acute phase
of those who survive a stroke, what % will be severely disabled?
of the 70 % that survive, 30 - 40 % will be severely disabled
what % of strokes happen before 65 years old?
20%
History and Physical with Stroke:

HISTORY

main idea for collecting it?
a complete history is performed on admission to help determine the cause of the stroke: i.e. an abrupt onset with a coma usually is indicative of a cerebral hemorrhage or a brainstem stroke. The history will be obtained from the Pt or family.
History and Physical with Stroke:

PHYSICAL

main idea, why collect it?
physical: a complete physical will be performed including: VS, a cardiac and a neuro exam and neurovascular tests (palpation of the arteries, auscultation and pressures).
History and Physical with Stroke:

DIAGNOSTIC TESTS

main idea, why collect them?
diagnostic tests: the Pt may also undergo some or all of the following diagnostic tests: CBC, urinalysis, blood sugars, test for syphillis, erythrocyte sedimentation rate, blood chemistry profile, cholesterol and lipid testing, chest x-ray, ECG, CAT, MRI, PET, and cerebral angiography.
Clinical Manifestations

SENSATION

how is loss of sensation associated with vascular lesion?
the type and extent of sensory deficits is related to location and extent of the vascular lesion. Sensory deficits include any of the senses. Sensory deficits interfere with the acquisition of new motor skills.
Classification of the sensory system:.

exteroreceptors

main idea?
sensory receptors responsible for the superficial sensations (skin and subcutaneous tissues)
Classification of the sensory system:.

proprioceptors:

main idea?
sensory receptors responsible for deep sensations (muscles, tendons, ligaments, joints, fascia, and are responsible for position sense, movement sense (kinesthesia) and vibration.)
Classification of the sensory system:.

cortical sensations

main idea?
a combination of exteroreceptors and proprioceptor input. Responsible for stereognosis (shape discrimination), 2 point discrimination, barognosis, graphesthesia, tactile localization, recognition of texture, and bilateral simultaneous stimulation.
Classification of sensory receptors:

mechanoreceptors
respond to mechanical deformation of the receptor or surrounding areas
-golgi tendon organs-reflexes
-massage – Trigger point release
Classification of sensory receptors:

thermoreceptors
respond to changes in temperature.
Classification of sensory receptors:

nocioceptors
respond to noxious stimuli and result in the perception of pain
Classification of sensory receptors:

chemoreceptors:
respond to chemical substances and are responsile for taste, smell, oxygen levels in arterial blood, C02 concentration, and body fluid osmolarity.
Classification of sensory receptors:

photic
(electromagnetic receptors): responds to light within the visible spectrum.
It is important to remember that pain is not limited to stimulation received by the nocioceptors. High intensities of any stimulation to any type of receptor may be perceived as pain.
It is important to remember that pain is not limited to stimulation received by the nocioceptors. High intensities of any stimulation to any type of receptor may be perceived as pain.
Transmission of sensory signals

main idea
receptors send signals into the spinal cord via the dorsal roots and carries it to the higher centers
Transmission of sensory signals

Anterolateral Spinothalamic system
responsible for cruder more primitive sensations (pain and touch)
Transmission of sensory signals

Dorsal Column Medial Lemniscal system
responsible for discriminate sensations such as kinesthesia, vibration etc.
How is the sensory system evaluated

what kind of nerves do we test?
dermatomes
How is the sensory system evaluated

sharp/dull?

temperatures?
pin prick

- test tubes
How is the sensory system evaluated

light touch?

pressure?
-brush, tissue, finger pad, cotton ball

-must be deep enough td indent skin
How is the sensory system evaluated

kinesthesia?
with pts eyes closed passively move their extremity through small ranges, Pt is to name the direction of the movement
How is the sensory system evaluated

-position sense
-vibration
-with the pts eyes closed they name the position their limb is placed in.

-tested with a tuning fork
How is the sensory system evaluated

-stereognosis

-tactile localization
(object recognition) place familiar objects in a bag and see if the Pt can recognize them through touch (keys, pencils, coins etc)

-: recognition of the locality of touch
How is the sensory system evaluated

-2 point discrimination
start with 2 points of stimulus at the exact same time decreasing the distance until they can only feel one point
How is the sensory system evaluated

-bilateral simultaneous stimulation
touch proximally and distally to the same extremity or bilateral extremities to see where they perceive the touch
How is the sensory system evaluated

-barognosis
recognition of weight, can be tested on one hand or bilaterally
How is the sensory system evaluated

-graphesthesia
recognition of letters, numbers or designs, traced on the palm
How is the sensory system evaluated

-recognition of textures
: place multiple textures in a bag to determine if the Pt can recognize
Sequential recovery stages in hemiplegia

main idea?
Motor recovery from a stroke occurs in stereotypical sequential stages. Variability in the clinical picture at each stage is possible and not all patient recovery fully. Patients may plateau at any stage depending upon the severity of their involvement and their capacity for adaptation. Rate of recovery also differs among patients.
Brunnstroms' stages of recovery

Stage I
Period of flaccidity immediately following the acute episode – slings for UE to decrease shoulder subluxation
Brunnstroms' stages of recovery

Stage 2
as recovery begins, basic limb synergies may appear as associated reactions or minimal voluntary movement responses may be present. Spasticity begins to develop.
Brunnstroms' stages of recovery

Stage 3
Patient gains voluntary control of the movement synergies, although the full range of synergies may not always develop. Spasticity has further increased and may become severe.
Brunnstroms' stages of recovery

Stage 4
: Some movement patterns out of the synergy are developed and begin to be mastered. Spasticity begins to decline.
Brunnstroms' stages of recovery

Stage 5
If progress continues, more difficult movement patterns are learned as the basic limb synergies lose their dominance over the motor acts.
Brunnstroms' stages of recovery

Stage 6
Spasticity disappears and individual joint movements become possible and coordination approaches normal. Normal motor function is restored and recovery is complete.
Alterations in tone versus Synergy patterns

main idea
An important concept in managing a stroke Pt is the ability to recognize tonal changes and synergy movement patterns as separate and distinct clinical findings, and to recognize the relationship between the two. Flaccidity is present immediately and is usually short lived. Spasticity emerges in about 90 percent of cases and tends to occur in predictable muscle groups, commonly antigravity muscles. The effect of spasticity include restricted movement and static posturing of the limbs.
Alterations in tone versus Synergy patterns

UE strong in what motions?
strong in: -scapular retractors
-shoulder add, depressors and IR
-elbow flexors
-forearm pronators
-wrist and finger flexors
Alterations in tone versus Synergy patterns

NECK and TRUNK strong in?
strong in: side flexors causing slumping to the hemi side.
Alterations in tone versus Synergy patterns

LE strong in what?
-pelvic retractors
-hip add and IR
-hip and knee ext
-plantar flexors and supinators
-toe flexors
Automatic postural tone

main idea
automatic adjustment of muscle tension that occurs normally in preparation before and during a movement task may also be impaired. Thus pts with a stroke may lack the ability to stabilize proximal joints and the trunk.
Synergy Patterns

main idea?
Mass movement patterns associated with the presence of spasticity. May be elicited reflexively as associated reactions or voluntarily.
basic synergy patterns

2 types
flexion and extension:
basic synergy patterns

UE FLEXION

key points
-scapular retraction / elevation or hyperextension
-shoulder abd and E
-elbow flexion *
-forearm supination
-wrist and finger flexion
basic synergy patterns

LE FLEXION

key points
-hip flexion *, abd and ER
-knee flexion
-ankle dorsiflexion and inversion (supination)
-toe dorsiflexion
basic synergy patterns

UE EXTENSION

key points
-scapular protraction
-shoulder add * and IR
-elbow extension
-forearm pronation *
-wrist and finger flexion
basic synergy patterns

LE EXTENSION

key points
hip extension, add * and IR
-knee ext*
-ankle plantarflexion* and inversion (supination)
-toe plantarflexion
Stroke and Reflexes:

during the flacid stage?
- areflexia
Stroke and Reflexes:

with spasticity

what would present?
-hyperreflexia
-clonus
-clasp-knife
-+Babinski
-primitive reflexes re-emerge:
- STNR and ATNR
Stroke and Reflexes:

with spasticity

what ASSOCIATED REACTIONS may present?
-Tonic lab supine = ext, prone = flex)
-Tonic lumbar reflex: rotation of the UE toward the hemi side
results in flexed hemi UE and ext hemi LE, rotation toward the uninvolved side will have the opposite affect
-Positive Support
Phenomenon with Stroke:

Souques' phenomenon:
elevation of the hemiplegic arm above the horizontal may elicit extension and abd of the fingers.
Phenomenon with Stroke:

-Raimiste's phenomenon
: (overflow technique) resistance of abd or add in the UE or LE will produce a similar response to the opposite extremity
Phenomenon with Stroke:

-Homolateral limb synkinesis:
( associated reaction) describes the tendency for flexion of the hemiplegic arm to produce flexion in the hemi leg.
Phenomenon with Stroke:

Higher level balance reactions...?
...such as righting, equilibrium, and protective extension are frequently impaired or absent.
Phenomenon with Stroke:

PARESIS
: a common finding in stroke pts where they are unable to generate normal levels of force necessary for initiating and controlling movement or for maintaining posture. Specific changes occur in both the motor neuron and muscle. Not all muscle groups are affected equally
Phenomenon with Stroke:

INCOORDINATION
can result from cerebellar or basal ganglia involvement (vertebrobasiliar artery), from proprioceptive losses, or from motor weakness. Ataxia is common with cerebellar lesions. Coordination (ch 7) is the ability to execute smooth, accurate, controlled movements. Coordinated movements are characterized by appropriate speed, distance, direction, rhythm, and muscle tension.
Examples of diagnosis that typically demonstrate coordination deficits

PARKINSONS
- rigidity
Examples of diagnosis that typically demonstrate coordination deficits

MS
different areas of tightness and weakness
Examples of diagnosis that typically demonstrate coordination deficits

Huntington's disease
coordination deficits:
>30, 5-15 years post- death; tone, posture, dementia
Examples of diagnosis that typically demonstrate coordination deficits

CP
increased or decreased tone
Examples of diagnosis that typically demonstrate coordination deficits

Sydenham's choria
- rheumatic fever- balance, gait, speech, cardiopulmonary
Examples of diagnosis that typically demonstrate coordination deficits

cerebellar tumors
– increased ataxia
Examples of diagnosis that typically demonstrate coordination deficits

cerebellar strokes
static ataxia
Primary function of the cerebellum is coordination of motor activity,equilibrium and muscle tone. It works as an error-correcting mechanism by comparing the commands from the higher centers and the feedback from the periphery and it adjusts things as needed.
Primary function of the cerebellum is coordination of motor activity,equilibrium and muscle tone. It works as an error-correcting mechanism by comparing the commands from the higher centers and the feedback from the periphery and it adjusts things as needed.
Clinical Features of a Cerebellar dysfunction

dysmetria
disturbance in the ability to judge the distance or range of movement
Clinical Features of a Cerebellar dysfunction

dysdiadochokinesia
impaired ability to perform rapid alternating movements
Clinical Features of a Cerebellar dysfunction

tremor
intention or static
Clinical Features of a Cerebellar dysfunction

movement decomposition
movements not performed as a single smooth activity, they are broken into component parts (ie finger to nose)
Clinical Features of a Cerebellar dysfunction

ataxia
jerky uncoordinated movements
Clinical Features of a Cerebellar dysfunction

dysarthria
disorder of the motor component of speech, inability to articulate
Clinical Features of a Cerebellar dysfunction

nystagmus
uncoordinated eye movement
Clinical Features of a Cerebellar dysfunction

rebound phenomenon
- inability to keep the limb in position after a resistance is released
Clinical Features of a Basal Ganglia dysfunction

main condition?
athetosis
Changes in coordinated movements with age:

5 main points
decreased strength
slowed reaction time
loss of flexibility
faulty posture
impaired balance
How coordination is tested

nonequilibrium responses

examples of?
finger to nose (self and PT)
finger to finger
alternating nose to finger
finger opposition
alternating pronation and supination
rebound test (elbow flexion)
foot and hand tapping
heel to knee and toe
heel to shin
How coordination is tested

equilibrium responses

standing, examples of?
feet together
- eyes closed
- tandem
- one foot
- balance displaced
How coordination is tested

equilibrium responses

gait, examples of?
- balance beam
- heel-toe
- sideways
- backward
- march
- on heels / on toes
Motor programming deficits

with a LEFT CVA

ability to initiate movement?
difficulty initiating and performing sequences of movement
Motor programming deficits

with a LEFT CVA

time to learn task?
take longer to learn a task
Motor programming deficits

with a LEFT CVA

speed of motion?
slower overall movements, with more positioning errors
Motor programming deficits

with a LEFT CVA

APRAXIA...
-inability to perform purposive movements although there is no sensory or motor impairment
Motor programming deficits

with a LEFT CVA

mental state?
more realistic about problems
negative, anxious or depressed
Motor programming deficits

with a LEFT CVA

defect only in affected side?
can present with motor programming problems in both the involved and uninvolved sides
overall more likely to present with motor programming deficits
Motor programming deficits

with a RIGHT CVA

MOTOR IMPERSISTENCE
-inability to sustain a movement or posture
Motor programming deficits

with a RIGHT CVA

ability to pay attention?
easily distracted and over stimulated
more perpetual deficits
Functional Abilities: are typically impaired or absent and vary considerably from patient to patient. The ability to perform functional tasks is influenced by motor and perceptual impairments, disorientation, communication disorders, sensory loss, and decreased cardiorespiratory endurance.
Functional Abilities: are typically impaired or absent and vary considerably from patient to patient. The ability to perform functional tasks is influenced by motor and perceptual impairments, disorientation, communication disorders, sensory loss, and decreased cardiorespiratory endurance.
Speech and Language disorders

pts with lesions involving the "X" of the dominant hemisphere (usually the left) demonstrate speech and language impairments.
parietoccipital cortex
Aphasia

main idea
- is the general term used to describe an acquired communication disorder caused by brain damage and characterized by an impairment of language comprehension, formulation and use.
fluent aphasia

main idea
speech flows smoothly, with a variety of grammatical constructions and preserved melody of speech, nonsense words, misuse of words and word substitutions. Auditory comprehension is impaired. (receptive language, Wernicke’s)
nonfluent aphasia

main idea
the flow of speech is slow and hesitant, vocabulary is limited and syntax is impaired. Articulation may be labored. Comprehension is good. (expressive language, Broca’s)
global aphasia


main idea
severe aphasia characterized by marked impairments of the production and comprehension of language
Dysarthria

main idea
problems forming words, articulation
Damage to Broca's Area
(Broca's aphasia)

key points... can they produce speech, understand language, are words properly formed, rate of speech?
Prevents a person from producing speech
Person can understand language
Words are not properly formed  
Speech is slow and slurred.
Damage to Wernicke's Area
(Wernicke's aphasia)

can they understand langauge, is their language clear?
Loss of the ability to understand language
Person can speak clearly, but the words that are put together make no sense. This way of speaking has been called "word salad" because it appears that the words are all mixed up like the vegetables in a salad.
Perceptual deficits

where is the lesion, typically?
lesions of the parietal lobe of the nondominant hemisphere usually right). ( anterior or middle cerebral artery).
Perceptual deficits

what kind of clinical manifestation?
These may include visuospatial distortions (inability to judge distance, size, position, rate of movement, form, or relation to parts as the whole ie: this pt will continuously run their wheelchair into the door frame), topographical disorientation (consistently get lost), disturbances in body image, and unilateral neglect.
Cognitive and Behavioral changes

LEFT CVA

ability to process information?
typical mental state?
difficulties processing information in a sequential, linear manner


negative, anxious, depressed
Cognitive and Behavioral changes

LEFT CVA

assuredness?
slower, more cautious, uncertain and insecure
hesitant in tasks and need more frequent feed back
realistic in their appraisal of their existing problems
Cognitive and Behavioral changes

RIGHT CVA

ability to see "big picture"?
general mental attitude?
difficulty in grasping the whole idea or the overall organization of a pattern or activity
indifferent, quick, impulsive, and euphoric
Cognitive and Behavioral changes

RIGHT CVA

confidence in ability?
attentiveness?
they overestimate their abilities while minimizing or denying their problems (safety problems)

become distracted and overstimulated easily
LABILITY

main idea...
they change from laughing to crying quickly and are unable to control their emotions
How is attention span and memory impacted with a STROKE?
The Pt with stroke typically has a short attention span, and immediate and short term memory is impaired. Long term memory remains intact
STROKE pts may also exhibit irritability, confusion, restlessness, and sometimes psychosis, delusions or hallucinations. Dementia may occur with multiple brain infarcts. It is characterized by a general decline in higher brain functions such as faulty judgement, impaired consciousness, poor memory, diminished communication, and behavioral or mood alterations. Seizures occur in a small percentage of stroke patients.
STROKE pts may also exhibit irritability, confusion, restlessness, and sometimes psychosis, delusions or hallucinations. Dementia may occur with multiple brain infarcts. It is characterized by a general decline in higher brain functions such as faulty judgement, impaired consciousness, poor memory, diminished communication, and behavioral or mood alterations. Seizures occur in a small percentage of stroke patients.
Bladder and Bowel dysfunction with STROKE

main idea
Urinary incontinence may require a catheter early on, but generally this resolves quickly. Pts are also frequently impacted requiring stool softeners and diet changes.
Orofacial dysfunction with STROKE

dysphagia

main idea
- a swallowing dysfunction that is a common complication after stroke. Decreased nutritional intake may require a temporary NG tube. Swallow studies or special diets
visual dysfunction with STROKE

homonymous hemianopsia

main idea
inability to see half the field of vision in one or both eyes- so either can’t see that side at all, or can’t see it well- Pusher Syndrome
psychological problems with STROKE

common reaction include...
frustrations in the changes in abilities. Common reactions include: anxiety, depression or denial. Additional their cognitive deficits play a role in their reactions. Depression is extremely common often needing pharmacological management.
psychological problems with STROKE

which side (L or R) more commonly associated with secondary psych. issues?
L CVA's more common than R CVA's and brainstem strokes.
why are Decreasing ROM, Contracture and Deformity often associated with STROKE?
may result from the loss of voluntary movement
Deep Vein Thrombosis

often seen in stroke patients?
DVT's and pulmonary embolism are potential complications for all immobilized patient
Common signs of a DVT include...?
calf pain or tenderness (+ Homan's sign), swelling and discoloration of the leg.
treatments for DVT include...?
Treatments include anticoagulants and antiplatelet agents, along with bed rest and elevation of the affected limb
with a STROKE where might the patient have pain?
Pain the Pt may have pain from muscle imbalances, improper movement patterns, musculoskeletal strain, and poor alignment
pain with STROKE

thalamic syndrome
from lesions affecting the thalamus resulting in contralateral sensory dysfunction.
Shoulder dysfunction with STROKE

what shoulder condition is common (70-84%) with stroke patients?
: Shoulder subluxation and pain is extremely common (70-84%) of patients post stroke. Adhesive capsulitis is often an eventual complication. Pain usually starts just during movement but if not addressed can eventually be at rest and extend into the arm and hand
Reflex Sympathetic Dystrophy (RSD or shoulder-hand syndrome)

% that present with this, symptoms?
also occurs in 12 - 25 % of the cases. The pt experiences swelling and tenderness in the hand and fingers along with shoulder pain. Sympathetic vasomotor changes including warm, red and glossy skin, along with trophic changes. In the latter stages increasing pain, followed by immobilization, stiffness, contractures and muscle atrophy. The skin is now cool, cyanotic and damp. The hand becomes contracted in MP extension and IP flexion. Early diagnosis is essential to prevent the latter deformities.
Deconditioning with STROKE

cause?
could be premorbid due to their age and cardiovascular status, prolonged bed rest as well as depression will impact their level of motivation as well as exercise tolerance.
Recovery from stroke:
a. Mortality rates:

what % at one month
one year
5 years
10 years
22 to 37 % at 1 month
25 - 50 % at 1 year
68 - 72 % at 5 years
at 10 years only 35 % are still alive
when is the recovery from stroke fastest?
fastest within the first few weeks after onset, with most (as high as 90%) of the neurologic recovery occurring by 3 months. Functional gain may continue for up to a year.
Medical Management: includes the identification and control of stroke risk factors:

examples of stroke risk factors?
regulation of BP
dietary adjustments
smoking cessation
platelet inhibiting therapy (aspirin)
control of associated diseases (heart and DM)
surgery (endarterectomy or angioplasty)
Acute treatment includes returning the Pt to normal body activities.
Rehab Management of STROKE

when is rehab most optimal?
early onset is optimal
timing of rehab should take into consideration: medical stability, motivation, Pt endurance, stage of recovery and the ability to learn
who are the members of the REHAB TEAM with a STROKE patient?
physician
nurse
Pt
PT
OT
speech
SW
neurophyscologist
Dietician
Assessment of STROKE PATIENT

sense abilities?
mental status: cognitive function
communication ability
sensation
perception
Assessment of STROKE PATIENT

should you check joint mobility and skin condition?
joint mobility include ROM, jt play and soft tissue compliance
skin and edema
Assessment of STROKE PATIENT

examples of things to look at with MOTOR CONTROL
motor control: muscle tone, reflexes, reactions, strength, voluntary movement patterns, motor planning ability, coordination, and balance
Assessment of STROKE PATIENT

examples of things to look at with functional mobility skills?
Functional mobility skills: bed mobility, transfers, wheelchair mobility and gait
endurance / cardiorespiratory status
Acute stroke rehab

when should rehab begin?
as soon as the Pt is stable (typically within 72 hours)
Acute stroke rehab

goals

with ROM
promote ROM and prevent deformity
Acute stroke rehab

goals

use of involved side and trunk control?
promote awareness, active movement, and use of the hemiplegic side
-improve trunk control, symmetry and balance
Acute stroke rehab

goals

functional mobility? self care?
improve functional mobility
-initiate self care activities
Acute stroke rehab

goals

positioning?
positioning:,-maximize the room to increase awareness of the hemiplegic side (hemi side to the door, family, TV etc) ** be careful to watch for signs of withdrawal in pts with unilateral neglect.
how often should a STROKE pt be turned while in bed?
-while spending significant time in bed should be on a 2 - 3 hour turning schedule
when spending time in bed, a STROKE pt should avoid what kind of positioning?
avoid: lateral side flexion of the head and trunk toward the affected side with head rotation toward the unaffected side; depression and retraction of the scapula, IR and Add of the arm, elbow flexion and forearm pronation, wrist and finger flexion; retraction and elevation of the hip, with hip and knee extension and hip add; or hip and knee flexion with hip abduction. Plantar flexion in either.
should foot boards be used with a STROKE pt?
avoid foot boards, objects in the hand and poor shoulder positions
what kind of positioning should be promoted for a patient with STROKE while in bed?
promote: lying in the supine position with head and trunk in midline or flexed slightly to the good side, a small pillow or towel under the scapula to promote protraction, the arm can rest on a pillow extended and in abd, with wrist and finger extension see 343-344 for lying on good side, affected side and sitting
what is the HEMIPLEGIC ARM at risk for?
the hemiplegic arm is at great risk for traction and subluxation injuries.
HEMISLING

main idea and use?
pads are between the elbow and wrist, these are effective to prevent subluxation but promote contractures in add and IR. They also may impair trunk mobility, balance reactions and a positive body image
BOBATH SLING

main idea and use
. Bobath slings are an alternative approach which is a humeral cuff maintained by a figure 8 harness. This avoids the internally rotated and flexed arm. A padded arm trough on the wheelchair is option. It is also good for controlling subluxation
should slings be used with a STROKE pt with SPASTICITY?
As spasticity emerges the use of slings are generally contraindicated; can use weight bearing, FES, approximation
ROM after STROKE: usually ROM techniques with special attention to...

UE Focus
UE ER and scapular movement (self ROM with overhead pulleys is generally contraindicated)
ROM after STROKE: usually ROM techniques with special attention to...

LE Focus
LE focus on the deficits; can use icing which can decrease spasticity, contract/ relax and decrease spasticity; increase tone by tapping, vibration and overflow technique
functional mobility activities after STROKE

how should they be performed?
should be practiced bilaterally, guided and AAROM provide a good base for early learning. The Pt should be given only as much assistance as needed and encouraged to move Indep as much as possible
functional mobility with STROKE

examples of positions
-bed mobility
-rolling
-bridging
-prone on elbows
-quadruped
-coming to sitting
-sitting
-kneeling
-1/2 kneeling
-modified plantigrade
-standing
-transfers
-gt
-other
Post Acute rehab with STROKE

what will pts be continuing with?
pts will be continuing with the activities and goals initiated during the acute phase. It is important to remember to monitor cardiorespiratory endurance and avoid overexertion
goals with post acute rehab

secondary complications?
sensory and perceptual losses?
prevent or minimize secondary complications
compensate for sensory and perceptual loss
goals with post acute rehab

movement control and posture?
promote selective movement control and normalization of postural tone
improve postural control and balance
goals with post acute rehab

functional mobility and ADLs?
develop independent functional mobility skills
develop independent ADL's
goals with post acute rehab

endurance?
socialization?
develop functional cardiorespiratory endurance
encourage socialization and motivation.
Motor control training

what kind of movement patterns?
stress out of synergy movement patterns
Motor control training

what kind of movement tasks should be emphasized?
emphasize movement tasks that allow functional success (feeding, dressing, gt)
Motor control training

as control develops, what should be tried?
as control develops use more difficult postures
Motor control training

what kind of resistance to movement?
use minimal resistance to movement
Motor control training

what kind of contractions will be easier?
generally eccentric contractions will be easier than concentric, but all including isometrics should be practiced
Motor control training

should spastic or weak muscles be activated first?
weak muscles should be activated before spastic in unidirectional patterns followed by slow reversals. (balanced interaction is crucial for development of coordinated movement)
Motor control training

what to do if pt is hypotonic?
if patient is hypotonic, tone facilitation can be utilized with exteroreceptors, proprioceptors and reflex stimulation. There is a disagreement in theories whether or not to promote synergistic patterns. Can use tapping, quick bounce, stroking, cool pool
Tone Reduction

when is spasticity typically seen in recovery?
this spasticity is typically seen in the middle phases of recovery
Tone Reduction

how should the positioning be?
positioning out of reflex dependent postures
Tone Reduction

what kind of movement patterns should be emphasized?
reflex inhibiting movement patterns (encourages antagonists)
rhythmic rotation out of spastic patterns
stimulate antagonists
Tone Reduction

what system do you want to activate?
vestibular system
Tone Reduction

what effect does prolonged icing have?
prolonged icing to slow nerve conduction
Sensory Compensation

which side to use?
use affected side
Sensory Compensation

what effect does repetition of sensory stimuli have?
repetition of sensory stim helps with reorganization
Sensory Compensation

what kinds of things can increase sensory input?
stretch, stroking, superficial and deep pressure, and weight bearing will increase sensory input
Sensory Compensation

where should attention be focused?
focus attention directly on tasks
Postural control and balance

why begin in static postures?
begin in static postures to increase symmetrical weight bearing
Postural control and balance

progress towards,,,?
progress to controlled mobility activities
progress to dynamic surfaces
UE control with STROKE

begin with X and work X?
begin with scapular activities and work distally

*reinforce OT guidlines*
LE control with STROKE

prepare for X?
prepares for ambulation
LE control with STROKE

incorporate X that are appropriate combinations for X?
incorporate activities that are appropriate combinations for gt
Gait training with stroke

when should gait training be initiated and why?
is usually initiated early for motivation and minimize deconditioning. It should focus on attainment of movement control in selective patterns with appropriate timing
Gait training with stroke

what should be done once deficiencies have been noted?
Once deficiencies are noted it is important to bring the Pt down to the lower level activities to achieve the selective movement.
how can persistent posturing of the upper extremity be controlled?
by holding the hemiplegic. arm in extension and abd with the hand open
what, if any, orthotic might be indicated with a stroke?
the CVA pt will most likely need an AFO if any device, KAFO is rarely prescribed and rarely successful. The ankle position is usually utilized to control knee instability. Prescription will depend on the pts unique problems.
Exercise conditioning

what kind of fitness program should be initiated?
organized cardiovascular fitness program to increase endurance will be useful for all patients especially those with cardiac compromise. Careful monitoring during exercise is tantamount for success and safety.
Patient and family education

how should information be conveyed?
1.give accurate and factual information about the pts capabilities and limitations, avoid predicting the future.
Patient and family education

how should interventions be structured?
2.structure interventions carefully and do not overwhelm the Pt or family with information, be consistent and repeat information.
Patient and family education

what kind of forum should be created?
3.provide an open forum for communication and discussion
Patient and family education

what kind of attitude should you have?
4.be supportive, sensitive and maintain a hopeful manner.
Patient and family education

role in problem solving with patients and families?
5.assist pts and families in confronting alternatives and developing problem-solving abilities.
Patient and family education

how should you impact the patients self esteem?
6.motivate and provide positive reinforcement in therapy; enhance Pt satisfaction and self esteem.
Patient and family education

what additional support in the community might you recommend to the patient?
7.refer to support and self help groups.
pts who generally do poor in rehab include:

what kinds of mental issues?
decreased alertness, inattention, poor memory, and an inability to learn new tasks or follow simple commands
pts who generally do poor in rehab include:

ANOSOGNOSIA

definition
denial of problem
pts who generally do poor in rehab include:

what kinds of medical complications?
-significant medical complications (falls, cardiac and DJD)
-serious language disturbances
TBI

50% are the result of...?
Motor vehicle accidents
TBI

which sex is usually more at risk
males more than females
TBI

typical age of a person with a TBI?
15-24
a major role of health professionals is education in the prevention of TBI, this includes...?
use of passive restraints, helmets, responsible alcohol consumption, proper training in athletics and so on.
Classification and Pathophysiology of TBI

how are TBIs assessed?
a. mild, moderate or severe based on the Glascow coma scale (492)
Classification and Pathophysiology of TBI

what determines if it is OPEN or CLOSED?
depending on skull fracture
Classification and Pathophysiology of TBI

velocity determinations?
high velocity or low velocity

diffuse or focal
Factors that Influence outcome of a TBI include...?
the preinjury status of the patient, the primary damage, the cumulative effect of secondary brain damage produced by systemic and intracranial mechanisms that occur after the initial injury
Premorbid status of TBI include what 3 major categories?
prior head injury
older adults
intelligence and cognitive functioning
Primary damage with TBI

what does LOCAL BRAIN DAMAGE refer to?
damage localized to the site of the impact
Primary damage with TBI

what do the terms COUP and COUNTERCOUP INJURY refer to?
under the site of impact as well as directly opposite the site of impact
Primary damage

POLAR BRAIN DAMAGE refers to...?
occurs when the head is subjected to acceleration and deceleration (ie head on collision) causes damage to the poles of the lobes due to the shift and abrupt stop, neurologic damage may not show up until 2 - 3 days later when swelling and shifting occur.
Primary damage

DIFFUSE BRAIN INJURY

anatomical picture
diffuse axonal injury, refers to widely scattered shearing of subcortical axons within their myelin sheath, it can be isolated or also have localized or polar damage with it, it can also extend down into the midbrain and brainstem
Primary damage

DIFFUSE BRAIN INJURY

functional picture
With this type of injury, the Pt is deeply comatose from the time of injury, has abnormal and autonomic dysfunction (control of involuntary bodily functions).
Secondary injury

HyYPOXIC-ISCHEMIC INJURY

anatomical picture
vascular compromise due to shifting brain structures
Secondary injury

HYPOXIC-ISCHEMIC INJURY

anatomical picture
vascular compromise due to shifting brain structures
Secondary injury

HYPOXIC-ISCHEMIC INJURY

injury picture
. A more diffuse form of this would caused by arterial hypoxemia due to such things as airway obstruction and chest trauma.
Secondary injury

INTRACRANIAL HEMATOMAS

what are they associated with?
often associated with the "talk and die" pts. This late appearing complication results from compression of the brain by the expanding hematoma.
Secondary injury

INTRACRANIAL HEMATOMAS

how are they usually classified?
They are usually classified by their site (epidural, subdural or intracerebral) and by the time in which they develop after the injury: acute, subacute and chronic.
Secondary injury

INTRACRANIAL PRESSURE

what is this associated with?
even mildly increased ICP is associated with increased morbidity.
Secondary injury

INTRACRANIAL PRESSURE

if severely increased?
Severely increased ICP may result in herniation of the brain (uncal, central (transtentorial), and tonsillar (foramen magnum).
Other causes to secondary brain damage include...?
intracranial infection
-cerebral artery vasospasm
-obstructive hydrocephalus
-post traumatic epilepsy
-neurochemical changes
Common clinical rating scales with TBI are used to...?
used to standardize the description of patients who have sustained head injuries.
The Glascow Coma Scale (GCS) is used to...?
used to document level of consciousness and define severity of the injury (24-1) shown to be statistically reliable
The GLASCOW COMA SCALE (GCS) has 4 stages, what are they?
8 or less = severe
9 - 12 = moderate
13 -15=mild
l5=normal
Ranchos Los Amigos level of cognitive functioning (LOCF) is...?
descriptive scale that outlines a predictable sequence of cognitive and behavioral recovery seen in pts with TBI
Ranchos Los Amigos level of cognitive functioning (LOCF)

is it certain and specific?
No data on reliability and does not address specific cognitive deficits
Ranchos Los Amigos level of cognitive functioning (LOCF)

general use with TBI
It is useful for reporting general cognitive and or behavioral status. (24-3)
Rappaport's Disability rating scale (DRS):

general use in TBIs?
covers a wide range of A functional areas and is used to classify level of disability from none - to death. Statistical reliability is high. (24-4)
Glascow Outcome Scale (GOS)

how different from the original and what is its use?
original scale expanded to 8 categories, used for research to quantify outcomes. Statistically high reliability
Diagnostics with TBI

electroencephalograms (EEC)

what do they measure?
measures CNS activity. One form of EEC is evoked potential where the EEC signals are averaged in response to stimuli and used to evaluate sensory function.
Diagnostics with TBI

computed tomography (CT):

what are they usefull for?
useful for identifying hematomas, atrophy and ventricular enlargement. Not as sensitive as MRI.
Diagnostics with TBI

magnetic resonance imaging (MRI):

sensitivity?
more sensitive than CT's especially to nonhemorrhagic lesions
Diagnostics with TBI

cerebral blood flow mapping

what does it use and what is its use?
use PET scans (positron emissions tomography) to measure cerebral metabolism (only 60 worldwide) so limited clinical value. Their is a more common SPECT scan but it is not as sensitive.
Deficits related to head injury

how does a decreased level of consciousness relate to accelration-deceleration injures?
occurs consistently in acceleration-deceleration injuries as well as some focal injuries.
Deficits related to head injury

what characterizes the coma: GCS <8 stage of a TBI?
"not obeying commands, not uttering words and not opening the eyes", usually lasts only a few weeks at most
Deficits related to head injury

persistent vegetative state (PVS) is characterized by what?
postcomatose unawareness, may have a wide range of responses including eye opening and sleep - wake cycles , these may occur at subcortical levels. pts in PVS do not speak or produce any type of behavior that is purposeful or psychologically meaningful.
Deficits related to head injury

post traumatic amnesia is characterized by what?
: appear to be conscious, this describes the time between injury and the time when the Pt is able to remember ongoing events.
Deficits related to head injury

cognitive deficits generally affect what abilities?
most pts will have residual cognitive deficits. disorders of learning, memory and complex information processing
Deficits related to head injury

cognitive deficits will generally manifest as?
problems with selective attention to problems understanding a task, to problems planning a strategy for a solution.
Deficits related to head injury

can communication be affected?
deficits in communication: expressive as well as receptive
Deficits related to head injury

behavioral defecits

in what way are they the most disabling TBI defecits?
these are the most socially disabling of all the TBI deficits. Long term changes in behavior such as sexual disinbibition, apathy, aggression, low frustration tolerance and depression often lead to a life of loneliness and seclusion.
Deficits related to head injury

sensorimotor defecits

general deconditioning due to?
due to significant medical complications, effects of coma and other changes
Deficits related to head injury

sensorimotor defecits

what kinds of paresis?
hemiparesis
bilateral hemiparesis
Deficits related to head injury

sensorimotor defecits

how can they present?
balance deficits
ataxia and incoordination (cerebellar or basal ganglia damage)
Deficits related to head injury

sensorimotor deficits

what injuries are associated with this?
fractures, peripheral nerve injuries and SCI
Acute management of TBI

where is the focus, medically?
: focuses on determination of the severity of the injury, preservation of life, and prevention of further damage. ICP may be monitored with a camino bolt (should remain below 20 mmHG
Acute management of TBI

where is the focus for PT
pulmonary hygiene, prevention of contractures (ROM, splinting; casting, passive weight bearing on the tilt table), and prevention of pressure sores. Functional mobility may begin when the Pt stabilizes. Always check with the nurse before initiating treatment in the NICU.
Rehabilitative management with TBI

what is the #1 goal?
prominent goal is to return the Pt to society at the highest possible level of functioning.
Rehabilitative management with TBI

for low level patients (LOCF I-III), what does the treatment picture look like?
these pts have little if any interaction with the environment. Goals of tx to prevent contractures, decubitus ulcers, and increase the level of interaction with the environment.
Rehabilitative management with TBI

for low level patients (LOCF I-III) how should sensory stimulation be done?
Sensory stimulation.should be done in short tx sessions (15 - 30 min). Be careful to only administer one stimulus at a time and not to overload.
Rehabilitative management with TBI

for low level patients (LOCF I-III) how should they be monitored?
should be closely monitored for response and the following should be noted: latency(time delay between stim and response), consistency (how many times out of a given number of stimulus does the Pt respond the same), intensity (is the response proportional to the stimulus), and duration (how long the response lasts).
Rehabilitative management with TBI

with types of stimulation, how does the order of loss impact the return?
Last to shut down is the first to start up
Rehabilitative management with TBI

general ideas for AUDITORY STIMULATION?
use normal tones, discuss meaningful topics to the Pt, intermittent use of the radio or television is ok, but discourage background noise during tx.
Rehabilitative management with TBI

general ideas for VISUAL STIMULATION?
use familiar objects and pictures, watch for attentiveness and tracking.
Rehabilitative management with TBI

general ideas for OLFACTORY STIMULATION?
place scents under pts nose for 10 -15 seconds (may not responds if trached) try and use favorite or familiar smells
Rehabilitative management with TBI

general ideas for GUSTATORY STIMULATION?
: watch out for swallowing precautions, use cotton swabs dipped in flavored solutions
Rehabilitative management with TBI

general ideas for TACTILE STIMULATION?
provided during functional activities such as turning and bathing, allow Pt to feel the motion of these activities
Rehabilitative management with TBI

general ideas for VESTIBULAR STIMULATION?
can be provided with neck ROM, rolling, rocking or WC rides.
Rehabilitative management with TBI

what range typifies a MID LEVEL for cognitive function?
mid level: (LOCF IV - VI)
Rehabilitative management with TBI

what characterizes a MID LEVEL patient who is at LEVEL IV?
level IV: these pts are in a confused and agitated state and require a tremendous amount of structure. Goals include maintenance or improvement of ROM, prevention of further deconditioning, improved response to simple commands, and prevention of agitated outbursts
Rehabilitative management with TBI

when working with a MID LEVEL patient how should the treatment proceed?
It is important to work at the pts physical level and strengthen instead of push to more challenging skills. Sometimes it is easier to use fun activities to get treatment goals
Rehabilitative management with TBI

when working with a MID LEVEL patient is routine important?
remember the pt is confused: see the Pt at the same time, same place and same person everyday. establish a routine, provide orientation do no test at this stage
Rehabilitative management with TBI

when working with a MID LEVEL patient is it important to teach new skills?
expect no carryover: teaching new skills is unrealistic. Use charts and graphs to help recall.
Rehabilitative management with TBI

when working with a MID LEVEL patient what importance does your behavior have on them?
model calm behavior: be calm and so will the Pt
when working with MID LEVEL TBI patients, how should you accommodate low attention spans and how can you provide a sense of control to the patient?
be prepared with numerous activities: low attention span requires numerous activities
-offer options: this gives the Pt a sense of control, be careful with the phrasing of your questions
when working with MID LEVEL TBI patients, is it beneficial to try and get the patient to understand other points of view?
expect egocentricity: do not attempt to make the Pt understand other points of view
Rehabilitative management for TBI

for patients at LEVEL V and VI, what are the common characteristics?
at this level pts are confused but no longer agitated, they are able to follow simple commands fairly accurately and consistently, if overstressed their abilities will deteriorate
Rehabilitative management for TBI

for patients at LEVEL V and VI, what should the goals focus on?
While carryover is now present, new learning is limited. Goals should include increasing the patients participation in the program, increasing or maintaining ROM, increasing physical conditioning, and treating any focal motor defects
Rehabilitative management for TBI

for patients at LEVEL V and VI, should the treatment schedule be fixed or fluid?
maintain structure: keep their schedule
Rehabilitative management for TBI

for patients at LEVEL V and VI, how should instructions be given?
keep instructions to a minimum: speck slowly and allow for processing delays. Use familiar activities.
Rehabilitative management for TBI

for patients at LEVEL V and VI, what is the benefit of using physical props?
use physical props to improve compliance: use timers, charts, graphs. Videotaping may be useful for realism.
Rehabilitative management for TBI

for HIGH LEVEL (LOCF VII & VIII), is the structure utilized early on still a priority?
): it is at this level (late VII, early VIII) that pts are usually discharged home. It is important to wean them from the structure utilized early on
Rehabilitative management for TBI

for HIGH LEVEL (LOCF VII & VIII), what role should decision making in the patient play?
Pts should be involved in decision making, and reintegrated into their homes and communities. The focus is maintaining performance while decreasing structure and supervision.
Rehabilitative management for TBI

for HIGH LEVEL (LOCF VII & VIII), what is a common residual problem?
One residual problem in most brain injuries is some degree of sensorimotor integration dysfunction. Subtle problems with activities that require speed, flexibility, interlimb coordination, rhythm and timing.
Rehabilitative management for TBI

for HIGH LEVEL (LOCF VII & VIII), what is ROBOT SYNDROME?
robot like motion, excessive eating, and sedentary avocational activities. Pts at this level should be involved in pleasurable scheduled physical activity. pts who recover to level VIII will need vocational and driving services.
Rehabilitative management for TBI

issues that cross all levels include the folowing facets in regards to ROM
: often a combination of treatments is necessary: oral spasticity medications, nerve or motor point blocks, serial casting and positioning systems. If all conservative measures fail the Pt may undergo manipulation under anesthesia or surgical releases. most disabling of all is equines deformities. Use prophylactic casting, serial casting prior to surgery. short leg casts are also useful functionally for tone inhibition.
Rehabilitative management for TBI

issues that cross all levels include the folowing facets in regards to MOBILITY
use same techniques as discussed in CVA's but must keep the cognitive difficulties in mind. Improved mobility can result in improved cognitive function.
Rehabilitative management for TBI

what should not be done if cognitive impairments cause safety issues?
be careful not to document independence in activities if cognitive impairments cause safety issues.
Rehabilitative management for TBI

in regards to goal setting and predictions, is there certainty in the projections?
very Pt specific with outcome predictions very difficult due to the individuality of the injuries.