During treatment of a woman for floating kidney, nervousness and general debility, I administered—in the course of a rest-cure—enemas of cottonseed-oil; one time, about five hours after the injection, the patient vomited, the vomit for a greater part proving to be cottonseed-oil, this incident showing the possibility of a retrograding current of the oil from the rectum to the stomach. These oil enemas were administered for over two weeks and it was only this one time that oil was vomited. I was induced by this fact to make some experiments with injections into the rectum of a negro; these will be mentioned later on; besides I used a black-and-tan dog for experimenting, and, later on, in treating a woman for mechanical gastric insufficiency with a subacid condition, in which vomiting was not infrequent, the nutrient enemas used served as experiments.
It is for the research into the consumption of such
BERNHEIM A. MOVEMENTS OF INTESTINES.. JAMA. 1901;XXXVI(7):429–431. doi:10.1001/jama.1901.52470070015001e