Abstract
Although men are, on the average, taller, more muscular, and hairier than women, the sexes overlap in any one of these features. Thus, many normal women have hair on the abdomen whereas many normal men do not. Physical examination alone does not readily distinguish women in whom an unwanted amount of facial and body hair is a constitutional feature, supported by a normal complement of hormones, from those in whom it signals an endocrine disorder.The bipotentiality of the gonad in some animals and in the human fetus has long been recognized, as has the fact that tumors arising from . . .