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 ?
How should the acetabular angle of sharp be measured on a pelvic radiograph?
The criterion of Russoui-Harris is used to evaluate the displacements of the acetab- ular prostheses and the variation of the acetabular angle.
An increased acetabular angle or upturn of the lateral acetabular rim can be seen.
A, AP radiograph of the pelvis in a 26-year-old female with chronic left hip pain shows relative uncovering of the lateral femoral head on the left (arrowheads on overlay image) compared to the right side, with slight increase in the left acetabular angle (depicted by black lines) consistent with left hip dysplasia.
The four radiographic hallmarks of this condition include a small or nonossified femoral head on the affected side, increased acetabular angle, a laterally displaced femoral head, and interruption of Shenton's line.
The four radiographic hallmarks of this condition include a small or non-ossifted femoral head on the affected side, increased acetabular angle, a laterally displaced femoral head, and interruption of Shenton's line.
The neutral hip position also is considered the position of weight-bearing function and is the radiograph from which determination of the acetabular angle and the degree of subluxation are assessed.
4] Because there are small differences in the left and right acetabular angles in all categories of patients, if the angle is more than 34 [degrees] in the newborn or more than 25 [degrees] in a child 1 year old there may be an indication of a "steep acetabular roof.
Is metal-on-metal squeaking related to acetabular angle of inclination?
Sharp IK: Acetabular dysplasia: the acetabular angle.