title: Twenty degree angle modification for pelvimetry.
abstract: The standard Colcher-Sussman pelvimetry technique does not adequately visualize the interischial distance on a significant number of patients. A twenty-degree angulation modification has been developed to solve this problem.
mesh_terms: D005260:Female; D006801:Humans; D010387:Pelvimetry / Q000379:methods*; D010388:Pelvis / Q000000981:diagnostic imaging; D011859:Radiography