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69 Cards in this Set
- Front
- Back
Cerebrovascular Accident (CVA) |
Sudden lost of neurological function caused by an interruption of the blood flow to the brain |
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Transient Ischemic Attack (TIA) |
Temporary interruption of blood flow to brain, symptoms resolve quickly (within 24 hours), few if any permanent signs or symptoms and precursor to stroke |
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Hemorrhagic Stroke |
Blood vessels rupture, blood leaks into the brain |
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Ischemic Stroke |
A clot blocks of impairs blood flow to the brain. Can result from a thrombosis or embolus. Most common type of stroke. |
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Thrombosis |
Results from platelet adhesions and aggregation on plaques |
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Embolus |
Dislodged matter, blood clot, plaque, fat, gas, air, tissue that dislodges in the body and travels to the brain occluding cerebral circulation |
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Severity and symptoms of stroke |
depends on location of ischemic process, size of the ischemic area, nature and function of structures involved and availability of collateral flow |
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ACA Syndrome |
Contralateral sensory and motor loss with LEs affected more than UEs; Urinary incontinence; Mental impairment (confusion, amnesia); Apraxia affecting ability to imitate or perform bimanual tasks; Abulia (lack of desire to carry out an action), slowness, delayed movements, lack of spontaneous movements; behavioral movements |
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MCA Syndrome |
Contraleteral hemiparesis of face and UE mainly; Pure motor hemiplegia (lacunar stroke); Contralateral hemisensory loss of face and UE mainly; speech impairment: Broca's aphasia, Wernicke's aphasia, global aphasis; perceptual deficits: unilateral neglect, depth perception difficulties, agnosia; apraxia; ataxia of contralateral limbs; contralateral hemianopsia |
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PCA syndrome |
Contralateral sensory and motor loss; hemianopsia; visual agnosia, prosopagnosia and cortical blindness; oculomotor nerve palsy; involuntary movement: choreathetosis, intention tremor, hemiballismus; thalamic pain; pusher syndrome |
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Vertebrobasilar Artery Syndrome |
Wide variety of symptoms with ipsilateral and contralateral signs; numerous cerebellar and cranial nerve abnormalities |
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Internal Carotid Artery Syndrome |
Complete occlusion leads to increased cerebral edema = coma and possible death; incomplete occlusion = mix of ACA and MCA syndromes; supplies both the MCA and ACA |
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Lacunar Syndrome |
Contralateral weakness; sensory loss; dystonia/involuntary movement: Choreathetosis, hemiballismus; ataxia; caused by small vessel disease deep in cerebral white matter |
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CVA Major Risk Factors: Primary |
Atherosclerosis, HTN, heart disease, diabetes, smoking, TIA |
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CVA Major Risk Factors: Secondary |
Obesity, hypercholesteremia, physical inactivity, increased alcohol consumption |
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Stroke Warning Signs |
Sudden numbness or weakness of the face, arm or leg, especially on one side of the body; sudden confusion, trouble speaking or understanding; sudden trouble seeing in one or both eyes; sudden trouble walking, dizziness, loss of balance or coordination; sudden, severe headache with no known cause |
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CVA Medical Management |
Reestablish cerebral circulation and oxygenation, control blood pressure, maintain sufficient cardiac output, restore/ maintain fluid and electrolyte balance, maintain blood glucose levels, control ICP, maintain bladder function, maintain integrity of skin and joints |
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Pharmacological Management |
Anticoagulants, antiplatelets, antihypertensives |
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Surgical Intervention |
Endarterectomy, in the case of hemorrhage: surgery to repair rupture, prevent further bleeding evacuate the clot, resection of unruptured AVM if found and risk is high |
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Endarterectomy |
Surgical removal of lining and plaque in an artery, used to prevent strokes |
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Asterognosis |
The inability to identify an object by touch without visual input |
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Hemianopsia |
Blindness in half of each eye's visual field (loss on the nasal side and half on temple side) |
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AVM - Ateriovenous malformation |
Congenital defect; tortuous tangle of arteries and veins; thin walls of blood vessels eventually rupture |
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Aneurysm |
Abnormal balloon like bulge in the artery wall that weakens and ruptures causing a hemorrhage |
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Apraxia |
difficulty carrying out a purposeful movement despite having the physical abilities to perform the movements; motor planning difficulties |
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Oculomotor nerve palsy |
will result in a characteristic down and out position of the affected eye |
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Pusher syndrome |
pushing towards the hemiparetic eye |
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Motor praxis |
ability to plan and execute coordinated movements |
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Ideational |
inability of the patient to produce movement either on command or automatically and represents a complete breakdown in the conceptualization of the task |
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Ideomotor |
unable to produce a movement on command but is able to move automatically |
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Basal Ganglia involvement |
slow movements (bradykinesia) and involuntary movements (choreaoathetosis, hemiballismus) |
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Vertibular Dysfunction |
Vertigo: patient is moving, environment is moving; imbalance; faintness; lightness |
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Aphasia |
an acquired communication disorder caused by brain damage and is characterized by an impairment of language comprehension, formulation and use |
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Receptive Aphasia |
Wernicke's/sensory/fluent aphasia, auditory and reading comprehension impaired, speech is functional |
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Expressive Apshasia |
Broca's/nonfluent aphasia, difficulty finding works to express ideas |
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Global Apshasia |
Receptive and Expressive |
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Dysarthria |
Nasal quality of speech, slurred words |
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Dysphonia |
Difficulty producing sounds |
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Dysphagia |
Difficulty in swallowing |
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Body Scheme |
relationship of body parts to one another as well as the body's relationship to the environment |
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Body image |
visual and mental image of one's body may be altered following a stroke; includes the individual's feelings about this image |
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Unilateral Neglect |
visual recognition or attention on involved side, limb neglect or attention on involved side |
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Anosognosia |
denial, neglect or unawareness of one's paralysis |
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Somatognosia |
lack of awareness of one's body structure and its relationship to the environment |
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Agnosia |
inability to recognize incoming information despite intact sensory capabilities: visual auditory and tactile (astereoagnosia) |
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Spatial relationship |
difficulty determining the relationship between the body and 2 or more objects in the environment |
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Attention |
ability to select and attend to a specific stimulus while simultaneously suppressing extraneous stimuli |
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Executive function |
those capacities that enable a person to engage in purposeful behaviors, include volition, planning, purposeful action, and effective performance, prefrontal cortex usually affected |
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Confabulation |
memory gaps are filled with inappropriate words or fabricated stories |
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Perservation |
abnormal compulsive and inappropriate repetition of words or behaviors; observed in patients with diseases of the frontal lobes of the brain or schizophrenia |
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Multi-Infarct Dementia |
deteriorative mental state characterized by reduction in intellectual faculties; the result of small strokes |
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Delirium |
a clouding of consciousness with dulling of cognitive processes and general impairment of alertness; patients may demonstrate confusion, agitation, disorientation, and illusions or hallucination |
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Apathy |
shallow affect and blunted emotional reponse |
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Euphoria |
exaggerated feelings of well-being |
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Depression |
loss of energy, fatigue, an inability to concentrate, decreased interest in daily life, changes in weight and sleep patterns, anxiety, thoughts of death or suicide |
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Left Hemispheric Damage |
Difficulties in communication, difficulty in processing information, cautious, anxious, disorganized, often very aware of impairments |
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Right Hemispheric Damage |
Difficulty in spatial-perceptual tasks, difficulty with grasping overall idea of task or activity, quick, impulsive, overestimate their abilities, poor judgement |
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Right Hemisphere CVA |
right facial involvement, left side weakness or paralysis, hemianopsia, decreased awareness and judgement, memory deficits, inattention and less reasoning, emotional labile, impulsive behaviors |
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Left Hemisphere CVA |
left facial involvement, right side weakness, aphasia, motor apraxia, dysphagia, hemianopsia |
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Stroke Rehabilitation Acute Phase |
Early mobilization: minimize deconditioning, functional reorganization is promoted, learned nonuse is minimized; Reinforce a positive outlook: decreased incidence of depression, apathy and mental deterioration; early presentation of rehabilitation, monitor for potential medical emergencies |
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Stroke Rehabilitation Post-Acute Phase
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Triage: inpatient rehabilitation, TCU, SNF; Progression to home care, outpatient PT; assisting with return to work, recreation, social activites |
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Stance Phase Trunk/Pelvis |
forward trunk: weak hip extension, flexion contracture |
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Swing Phase Trunk/Pelvis |
decreased pelvic rotation: weak abdominal mm; leaning towards the stronger side to clear the weaker side foot from the floor OR; backward leaning of trunk: both may be due to weak hip flexors |
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Stance Phase Hip |
Poor hip (adduction or flexion), trendelenger limp: weak abductors, scissoring: spastic adductors |
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Swing Phase Hip |
Inadequate hip flexion: weak hip flexors, poor proprioception, spastic quadriceps, abdominal weakness |
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Stance Phase Knee |
Excessive knee flexion: flaccid or weak LE, especially hip and knee extensors, poor PPC, flexion contracture; Hyperextension of knee: increased tone of LE, quadricep spasticity, weakness of gluteus maximus, hamstings and quads, PF contracture past 90 deg, impared PPC |
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Swing Phase Knee |
Decreased knee flexion: increased LE extensor tone, spastic quadriceps, inadequate hip flexion and poor foot clearance, circumduction or hiking pattern often seen as a result; Exaggerated, delayed knee flexion: strong flexor synergy; inadequate knee extension at intitial stance: spastic hamstrings, sustained total flexor pattern, weak knee extensors |
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Stance Phase Ankle/Foot |
Equinus gait - heel does not touch down: spastic or contracture of gastrocs; varus foot - weight is on the lateral side of the foot: spastic tibialis anterior, posterior tibialis, toe flexors, soleus; Unequal step length: hammer toes can cause pain with WB an prevent a full step forward with opposite leg - increased flexor tone in to muscles, lack of DF ROM on affected side |
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Swing Phase Ankle/Foot |
Persistent equinus or varus or a combination of the 2 (equinovarus): weak DF may contribute to this in addition to spastic muscles; exaggerated DF strong synergy pattern |