acetabular angle

acetabular angle

the angle between the acetabular line and Hilgenreiner's line, normally between 27 and 30 degrees in the neonatal hip. It is used in the radiographic assessment of developmental dysplasia of the hip. Also called acetabular index.
References in periodicals archive ?
The acetabular angle of Sharp (AA) was measured to determine acetabular development.
The acetabular angle of Sharp (AA) (6) was used as the determinant of acetabular development.
Sharp IK: Acetabular dysplasia: the acetabular angle.