Fig. 2a, b

Radiographs of hip osteoarthritis (OA). a Multiple epiphyseal dysplasia (MED). Severe, early-onset OA at the age of 30. b Common idiopathic OA at the age of 66
Radiographs of hip osteoarthritis (OA). a Multiple epiphyseal dysplasia (MED). Severe, early-onset OA at the age of 30. b Common idiopathic OA at the age of 66