Osteochondritis

Question 1

What happens in osteochondritis and AVN?

Answer 1

Area of bone undergoes localized necrosis as a result of ischaemia from a reduction in blood supply

Question 2

What age range of people get osteochondritis?

Answer 2

Children and young adults

Question 3

What mechanical situation can cause osteochondritis?

Answer 3

Increased physical activity with repetitive stress- compression /traction

Question 4

Aetiology of people who get osteochondritis?

Answer 4

• Children and young adults
• Familial predisposition
• Increased physical activity

Question 5

Common sites affected by compression?

Answer 5

-2nd metatarsal head
-Navicular bone
-Lunate of the carpus
-Capitulum of the elbow
-Vertebral compression
-Hip
-Tibial tubercle
-Calcaneous
-

Question 6

What is osteochondritis dissecans?

Answer 6

Fragmentation with separation of bone & cartilage within a join

Question 7

Treatment of osteochondritis dissecans?

Answer 7

Pinning of unstable fragments/removal of detached fragments