Perthe's Disease Flashcards
1
Q
What is Perthe’s disease?
A
A degenerative condition affecting the hip joints of children due to avascular necrosis of the femoral head.
2
Q
What age does it usually occur?
A
4-8 years
3
Q
Is it more common in boys or girls?
A
Boys - 5 times more common
4
Q
What percentage of cases are bilateral?
A
10%
5
Q
What are some complications of perthe’s disease?
A
- Osteoarthritis
- Premature fusion of the growth plates
6
Q
Perthes disease - both femoral epiphyses show extensive destruction, the acetabula are deformed
A
X-ray: early changes include widening of joint space, later changes include decreased femoral head size/flattening
7
Q
What are the features of Perthe’s Disease?
A
- Hip pain: develops progressively over a few weeks
- Limp
- Stiffness and reduced range of hip movement
