Some children will not tolerate milk; physicians frequently report an intolerance of milk or its dilutions in children. This condition has long been known among adults. We frequently hear adults say that milk makes them bilious, that it is not tolerated and that they feel uncomfortable after a milk diet. While this condition is of much rarer occurrence in children, certain cases are met in which milk is not tolerated. It has been the milk itself or the component parts of the same that has disagreed in certain children under the treatment of the writer. Breast milk and several changes of wet-nurses gave the same distressing symptoms. Cow's milk was not tolerated and was discontinued after various dilutions.
The following case will serve to illustrate what is meant by the above condition:
—An infant, M. L., was born in July, 1901. The weight at birth was about six