—I. A., a negro, aged 22, was admitted to the hospital, July 3, complaining of pain in the right iliac region. On the preceding February 26, the patient had been operated on for acute appendicitis, and on June 17, for abdominal adhesions which were found and freed. On admission, July 3, 1916, the temperature was 97 F., the pulse 84, and respiration was 24. The abdomen was flat and soft. No tender areas and no masses were found. There had been no vomiting, and the bowels were regular and had moved the previous day. The patient stated that he had been having the same type of pain ever since his operation for adhesions, sixteen days before. He was given a simple enema, 1/80 grain of physostigmin (eserin) and morphin, with good results. The following day he felt relieved and was discharged.
—July 13, the patient returned to