Femoral head dysplasia

Hip dysplasia is an abnormality of the hip joint where the socket portion does not fully cover the ball portion, resulting in an increased risk for joint dislocation. Hip dysplasia may occur at birth or develop in early life. [Source: Wikipedia ]

May Be Caused by

Common: Hypothyroidism; Infantile hypothyroidism; Legg-Calvé-Perthes disease; Meyer dysplasia of the femoral head; Multiple epiphyseal dysplasia Fairbank type; Multiple epiphyseal dysplasia Ribbing type; Osteochondritis dissecans; Subchondral dysplasia
Uncommon: Bardet-Biedl syndrome; Elsbach dysplasia; Geleophysic dysplasia; Kniest dysplasia; Pseudoachondroplasia; Rubinstein-Taybi syndrome; Silver-Russell syndrome; Spondyloepiphyseal dysplasia; Trichorhinophalangeal dysplasia type 1; Trichorhinophalangeal dysplasia type 2