Reports of isolated cases or of a small group of cases of any physical condition or disease are of value only when the condition or disease is of such rarity that it does not enter the mind of the physician dealing with a questionable diagnosis. This is apparently the case with lymphatic cysts of the omentum, and justifies the following reports.
After a moderately careful perusal of the literature to date, I can find only forty-three cases of omental cysts reported, and it is questionable whether all of these are of lymphatic origin.
REPORT OF CASES
Case 1.—A girl, aged 8 years, was admitted to the Children's Hospital in January, 1926. The cause for admission to the hospital, according to the parents, was a distended abdomen of three months' duration, and lack of gain in weight. The family history was negative and the patient had always been moderately well, except