intrapelvic protrusion
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protrusio acetabuli — SYN: Otto disease. * * * a sinking in or subsidence of the floor of the acetabulum with protrusion of the femoral head through it (intrapelvic protrusion) resulting in limitation of movement of the hip joint. Called also arthrokatadysis and Otto… … Medical dictionary
Hernia — A general term referring to a protrusion of a tissue through the wall of the cavity in which it is normally contained. More specifically, a hernia often refers to an opening or weakness in the muscular structure of the wall of the abdomen. This… … Medical dictionary