<unk>  is a<unk>  drawn on an AP radiograph of the pelvis perpendicular to Hilgenreiner's<unk>  at the lateral aspects of the triradiate cartilage of the acetabulum.
Perkin's line
Schwalbe's line
Stimson line
Beevor's axiom
Hampton's line
Beau's lines
Denis Browne bar
Burton's line