Hirsutism - Differential Diagnosis Algorithm RAPID ONSET Medications • Steroids • Danazol • Progestin Containing Contraceptives Increased Serum Testosterone • Ovarian Neoplasm • Hypertrichosis Increased Serum DHEAS • Adrenal Neoplasm SLOW ONSET Regular Menstrual Cycles • Familial • Idiopathic • Ethnic Background Irregular Menstrual Cycles • Polycystic Ovarian Syndrome • Cushing's Syndrome • 21-OH Congenital Adrenal Hyperplasia #Hirsutism #Differential #Diagnosis #Algorithm #endocrinology #causes