<unk>  is a virtual<unk>  that can be drawn on an X-ray of a child's hip parallel to the upper edge of the femoral neck. If the<unk>  does not intersect with the outermost part of the femoral head 's ball-like end, the diagnosis of a slipped capital femoral epiphysis (SCFE) is confirmed.
Klein's line
Langer's lines
Hilgenreiner's line
Burton's line
Blumensaat's line
Schwalbe's line
Hampton's line
Dandy's point