Constriction of the Ureter

ing was present. The last menstrual period had started 14 days previously. There was no history of nocturia, dysuria, frequency or backache. Irregular acquired dysmenorrhcea had been noted in the past. A similar attack had occurred two months previously on a train trip from Calcutta and lasted a few days. The patient had shortly afterwards a routine annual physical examination by another physician and been pronounced in good physical condition. A history of ' hives' three days prior to the onset of the December attack was obtained.