Osteoarthritis

 A) What is osteoarthritis? (4 marks) 

1) Degenerative joint disease (1 mark) 

2) A progressive disorder of the joints with gradual loss of cartilage (1 mark) 

3) With the development of osteophytes (1 mark) 

4) Cysts formation at the margins of the joints (1 mark) 

B) List 2 radiological features of knee osteoarthritis. (2 marks) 

1) Decreased joint space 

2) Osteophytes 

3) Subchondral cyst 

4) Subchondral sclerosis 

5) Genu varum 

(Any 2, 1 mark each) 

C) What are the treatment options for knee osteoarthritis? (4 marks) 

1) Conservative (3 marks) 

- Analgesic/NSAIDS 

- Activity modification 

- Walking aid 

- Weight reduction 

- Intraarticular H&L injection 

(1 mark, Any 3) 

2) Surgical management (1 mark) 

- Joint preservation surgery (0.5 mark) 

- Joint replacement surgery (0.5 mark)