Clinical usefulness of determination of estradiol level in the menstrual blood for patients with endometriosis.

Twelve women with endometriosis (7 with external endometriosis and 5 adenomyosis) and 15 with normal ovulatory cycles were studied. Laparoscopy and/or laparotomy were performed in patients with external endometriosis and histological examination was made in patients with adenomyosis, The revised American Fertility Scociety classification3' was used for determining clinical stage. In 7 external endometriosis, there were 2 in stage I, one in stage II, one in stage III and 3 in stage IV, Fifteen wemen <centrol) were