Answer to Question 1
Any three of the following:
stroke
spinal cord injury
congenital deformity
amputation
major multiple trauma
fracture of femur (hip fracture)
brain injury
neurologic disorders, including multiple sclerosis, motor neuron diseases, polyneuropathy muscular dystrophy, and Parkinson's disease
burns
active, polyarticular rheumatoid arthritis, psoriatic arthritis, and seronegative arthropathies
systemic vasculitides with joint inflammation
severe or advanced osteoarthritis
knee or hip joint replacement
Answer to Question 2
annually