Alpha Angle of the Hip

**Semantic type:** Finding

**Definition:** A measurement of the angle between the line from the center of the femoral head to the center of the femoral neck at its narrowest point and the line from the center of the femoral head to a point where the distance from the bone to the center of the head is greater than the radius of the cartilage-covered femoral head.

**Synonyms:** - ALPHANGL - Alpha Angle - Alpha Angle