Figure 2From: Novel COL9A3 mutation in a family diagnosed with multiple epiphyseal dysplasia: a case report Radiographs of the proband’s father at the age of 41 years. Anteroposterior view of knee joints revealed early osteoarthritis with findings including of medial joint space narrowing and joint surface irregularity (A). The capital femoral epiphysis of the proband’s father has no evidence of dysplasia (B).Back to article page