Aetiology and pathophysiology of hair loss.

Dawber RP.

The prevalence of androgenetic alopecia or male patten hair loss has not been accurately recorded but it is probably true that, at least in caucasoid races, some degree of transformation of terminal to vellus hair follicles on the vertex from puberty onwards is a universal phenomenon in both sexes, although androgenetic alopecia in women more often assumes a diffuse form. ...snip.. The pathophysiology of common baldness is strictly a misnomer as used in clinical practice since only rarely does it signify endocrine disease or other than normal physiological hair loss.