A birth defect involving the pelvic area that is termed a malformation sequence and involves the cloaca. A cloaca is a common passageway for feces, urine and reproduction. During human embryogenesis (development), there is for a time a cloaca. The far end of a structure called the hindgut is the cloaca before it divides to form a rectum, a bladder, [..]

A rare medical condition in which XY individuals are born completely lacking a penis.