Atypical Biomechanics of the Knee

Question 1

2 categories of knee disorders

Answer 1

Musculoskeletal ( Knee OA,
ligament injury, Meniscus injury)

Neurological disorders - influences the knee movement biomechanics (Spinal cord injury/SCI,
Cerebral vascular accident/CVA, Cerebral palsy/CP)

Question 2

List 3 factors in the progression of KneeOA

Answer 2

Increasing tibiofemoral force
Femoral shaft curvature changes
Enlarging bone marrow lesions
Compartment cartilage loss
Joint space narrowing
Tibial plateau compression

Question 3

which compartment does KneeOA most commonly occur in

Answer 3

medial compartment (bears roughly 70% total force)