ENDOMETRIAL CYST OF THE UTEROSACRAL LIGAMENT

This case report, in which a solitary endometrial cyst of one uterosacral ligament is described, is of interest because such a lesion is rare. REPORT OF CASE Mrs. R. C., a white woman, aged 40, admitted to the Mount Sinai Hospital, April 16, 1935, complained chiefly of a constant, dull pain in the left lower part of the abdomen of two months' duration. There were no associated gastro-intestinal or urinary symptoms. The menarche had occurred at 14 years, the menses appearing thereafter every twenty-eight to thirty days for three days. She said there had been no dysmenorrhea but stated that her last menstrual period, March 20, had been accompanied by an augmentation of the already present, left-sided, abdominal pain. Aside from a single normal pregnancy twenty years earlier, her past medical history was irrelevant. She had never had either a vaginal or an abdominal operation. On admission, the patient's