and indican by normal persons, reported elsewhere,1 an opportunity was afforded to study a case of tetany of intestinal origin. The indican excretion of this patient on admission to the hospital was extremely high. The phenol excretion was not greater than is frequently encountered in the normal person. The patient's diet had included an unregulated amount of protein. When the patient was placed on a low protein diet, containing much carbohydrate, as cereals and milk, urinary indican

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... within three days. When, after this low level of indican excretion was established, meat was fed for a day or two, indican excretion increased enormously, while phenol excretion showed an increase for a day. When the cereal diet was again given, with a reduced quantity of milk, the indican gradually disappeared from the urine. During the period of diet regulation the tetanic spasms decreased in severity and finally disappeared. In other respects the condition of the patient was unimproved. REPORT OF CASE A. B., an Italian housewife, was admitted to the hospital,