The incentive for this study was a case of full term extra-uterine pregnancy which I had the good fortune to treat in the Long Island College Hospital last fall:
Mrs. C. C., aged 32, primipara, married nine years, menstruated regularly every twenty-eight days. Her last menstruation began Jan. 18, 1918, and continued for three days. No bloody vaginal discharge was noticed at any time during the pregnancy prior to the day before admission to the hospital. In the second month, the patient suffered from pain in the right lower quadrant of the abdomen. Occasionally, this was severe enough to necessitate her remaining in bed, but at no time required the services of her physician. After about two weeks, the pain disappeared, and she resumed her usual household duties. No further symptoms were observed until the last month, when the fetal movements became very active and painful. Oct. 4, 1918, intermittent