The failed suppression of serum estradiol level by gonadotropin-releasing hormone agonist in a case of pelvic endometriosis, ,

We report a case in which gonadotropin-releasing hormone agonist for a patient with pelvic endometriosis did not suppress the endometrial growth or serum levels of estradiol or follicle-stimulating hormone but did that of luteinizing hormone, regardless of the therapeutic dose in blood. (Am J Obstet Gynecol 1998;179:828-9.)