1- Serum LH level was measured in three groups of individuals, by Immunoradiometric assay (IRMA). Group one consisted of (8) premenopausal women suffering from benign serous ovarian tumor. Group two consisted of (4) premenopausal women suffering from malignant serous ovarian tumor. Group three consisted of (10) control premenopausal women.2- The presence of LH was investigated in two groups of benign serous ovarian tumors and one group of malignant...