Radium was first used at this clinic in February, 1917, for the treatment of menorrhagias and metrorrhagias from benign causes. To 1928, 250 patients had received local radium application. With the exception of forty-one in whom a diagnosis of fibroid could be definitely made, only one patient in this series had any demonstrable pathologic condition that might account for the abnormal flowing. Pelvic and intra-uterine examination under anesthesia was negative. There was no gross endocrine dysfunction. Except for one case of idiopathic thrombopenic purpura, there was no constitutional blood disease. The following considerations are dwelt on in this analysis: (1) age, marital condition and complaints; (2) immediate result; (3) later result as determined by follow-up; (4) the relation between the amount of irradiation and the result; (5) recurrence and its treatment, and (6) the number, courses and results of later pregnancies. RADIUM FOR FIBROIDS Although fibroids may be coincidental and