salter-thompson

Aetiology & Classification

Definition

 

Idiopathic condition of the immature femoral capital epiphysis involving varying degrees of osteonecrosis

 

AKA

- Legg-Calve-Perthes disease

- coxa plana

 

Described in separate publications in 1912 by

- Legg (Boston)

- Calve (France)

- Perthes (Germany)

 

Epidemiology

 

M: F    4:1

 

1 in 740 males