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62 Cards in this Set

  • Front
  • Back
There are 4 etiological factors of joint dysfunction:

Trauma (macro trauma or repeated microtrauma)
• Sustained postures
• Immobilization
• Following the resolution of a more serious pathological condition
Stanley paris joint dysfunction definition
A state of altered mechanics, either an increase or decrease from the expected normal, or thepresence of an aberrant motion (Paris)
Menell's amount of joint play theory
The amount of joint play is less than 1/8 inch
Characteristics of a single hypomobile segment:
(5)

Loss of physiological motion
• Loss of accessory motion at the involved segment
• Increased pain at endrange
• Tissue texture abnormalities
• Presence of positional faults
Characteristics of a single hypermobile segment:

(7)
• Increased segmental mobility
• Full general spine mobility (may be limited if muscle guarding is present)
• Pain produced by prolonged stretch
• Muscle stiffness follows prolonged stretching
• Muscle stiffness relieved by exercise or movement
• Ligamentous tenderness in the accessible ligaments
• Joint predisposed to joint locking
Panjabi and White (33) define clinical instability as follows:

The loss of the ability of the spine under physiological loads to maintain its pattern ofdisplacement so that there is no initial or additional neurological deficit, no major deformity, andno incapacitating pain.
Neutral zone

a small range of movement near the joint’s neutral position where minimalresistance is given by the ligamentous structures.


Increased neutral zone may be a good indicator of hypermobility. Size of the neutral zone increases with injury.

Synarththroses

bony connections, named for the type of tissue that connects them

Syndesmosis

fibrous tissue (interosseous membrane between radius and ulna)

Synostosis

bone (sutrues in cranium)
Symphysis

fibrous cartilage
shoulder cpp; rp

Abduction and ExternalRotation






55 degrees abduction, 30degrees horizontal adduction

ulnohumeral cpp: rp

Extension






70 degrees flexion, slightsupination

radiohumeral cpp; rp

90 degrees flexion, 5 degreessupination






Full extension/supination

wrist

Dorsiflexion and RadialDeviation






Neutral, slight ulnar deviation

MCP 2-5

full flexion




semi flexion

IP

extension






semiflexion





first cmc

Full opposition




Neutral position of thumb

hip

Extension, Internal rotationand Abduction




30 degrees flexion, 30 degreesabduction, 20 degrees ER

knee
Full extension 25 degrees flexion

ankle
Dorsiflexion Neutral position


tarsal joint

Full supination




Semiflexion


MTP 1

Dorsiflexion




Neutral position


MTP 2-5
Flexion



Neutral position

vertebral

extension;




neutral position

Cervical, thoracic and lumbar spine
extension, sb, and rotation are equally limited
OA joint cap pattern
ext, sb are equally limited
c1- c2 cap pattern
equal limitation of rotation
GHJ
ER, Abd, IR
ac, sc

pain at end range or movement
elbow
flexion, extension
wrist

flexion and ext equally limited
first cmc

abd, ext
mcp and IP
flexion then extension

mcp and ip

flexion, extension
hip

flexion, abd, ir, although sometimes IR is most limited
knee

flexion, extension
TC joint

pf, df
subtalar jt

decreased varus
red flags- name 5
- Violent trauma
o Constant, progressive, non-mechanical pain
o Previous history of cancer, systemic steroids, drug abuse or HIV
o Systemically unwell
o Widespread neurology
o Structural deformity
o Presentation age <20 years or >55 years
o Signs of infection (temp>100 degrees, BP>160/95, resting pulse> 100/min,
resting respiration >25/min)
8 signs indicative of serious pathology
1. A patient who presents with a back ache, having a history of malignancy during the
previous 2 years, must be assumed to have secondary malignant deposits in the
spine until this is proven otherwise, even though the onset is mild and the signs and
X-rays are negative.
21
2. When the onset of back pain is late in life, without any previous history of back
symptoms, the patient is more likely to have osteoporosis or secondary deposits
than some simple mechanical fault.
3. When there is serious loss of spinal function, or shock, or vomiting after trivial
spinal injury or strain, the patient is likely to have a pathological fracture of the
spine.
4. Severe pain, deformity and muscle spasm in areas of the spine other than the lower
cervical and lower lumbar regions should arouse suspicion of disease. For example,
a lateral shift in the thoracic spine is never a result of a simple movement
dysfunction.
5. Constitutional signs, which accompany back pain, suggest disease (fever,
unexplained weight loss >10 lbs, malaise and excessive weakness).
6. Loss of power that is too widespread to be accountable by a single nerve root lesion
suggests neurological disease.
7. Loss of sphincter control is never due to simple mechanical causes.
8. Continuous pain unrelated to posture is unlikely to be mechanical in origin.
Mobilization/manipulation CPR
Mobilization/manipulation
More recent onset of symptoms (<16 days)
Hypomobility at any level
Not having symptoms distal to the knee
FABQ work subscale score <19
Hip IR with 1 or both hips > 35 degrees
Diagnostic accuracy: reference standard for success with spinal manipulation
When at least 4 of the 5 criteria were met: +LR =13.2
When only 1 or 2 of the criteria were met: -LR = .10
s/s of traction
Symptoms
Radiating pain below the knee
Weight bearing worsens pain
Better with non-weight bearing
Signs
Both flexion and extension peripheralize pain
Positive neurological signs, with a + crossed SLR present
Postural deviations that can’t be corrected conventionally
Stabilization prediction signs
Age less than 40 years
Average SLR >91 degrees
Positive prone instability test
Aberrant motion present
Reference standard for success with a program of lumbar stabilization exercises:
When at least 3of the 4 criteria were met: +LR = 4.0
When only 1 of the 4 criteria was met: -LR =.20
When only 2 of the 4 criteria were met: -LR = .30
4 building blocks of collagen

water- ground substance- collagen fibers- fibroblasts
ground substance made up of 2 macro-molecular complexes


glycoproteins


proteogylcans

metabolic turnover rate of ground substance
2-10
metabolic turnover rate of collagen fibers

approx 300 days
inflammatory phase
With connective tissue injuries, bleeding in the tissue usually takes place. After the bleeding isstopped, the inflammation process gets started. Depending on the severity of the injury, this canlast from 1 to several days. The inflammation activates the fibroblasts in the injured area. Therewill be increased permeability of the capillaries, which leads to edema in the tissue. White bloodcells infiltrate the area. The goal of this inflammatory phase is to clean up the injured tissue andactivate the cells necessary for repair.

proliferation phase
With the activation of the fibroblasts, the healing process gets started. This usually happens 4-5days after the injury. There is a strong proliferation of capillaries, which together with thefibroblasts invade the wound. Together they form granulation tissue. There is a fast accumulationof new collagen fibers. The newly formed scar tissue is still weak. Wound contraction is takingplace.

maturation phase
This phase can last from several months to more than a year. There is continued synthesis ofcollagen fibers, albeit slowly. The strength of the scar tissue is being adapted to the demandsbeing put on the tissue. The collagen fibers are being oriented according to the lines of stress.This is a lengthy process.
rate of healing in first 2 weeks

50% in the first 2 weeks
rate of healing in first 6 weeks
80% in the first 6 weeks
rate of healing in first 12 weeks
100%
high reactivity

pain is felt before restriction; oscillations
moderate reactivity
pain is felt with restriction; oscillate-stretch-oscillate
low reactivity
stretch
remodeling is influenced by:
MotionBlood supply and oxygen supply to the injured tissueVitamin CAdequate protein intakeAnti inflammatory drugs

scar formation chart:




scar tissue remains stretchable for how long?


8-10 weeks
scar tissue shrinkage completed when ?

6-12 month
wound closure for tendons and ligaments completed when?
3-5 weeks
wound closure for skin and muscle completed by?

5-8 days