Many conditions which when first described are looked on as of interest merely from a diagnostic or pathologic standpoint, later when more fully understood are frequently treated surgically with success. Collections of pus beneath the diaphragm offer a very good example. It is only within the past few years that such cases have been at all frequently reported, and up to within a short time it has been rare to see a report of more than two or three operations for this trouble by one surgeon.
A report of sixty cases operated on by Körte of Berlin in his private practice and service at the urban hospital during the past twelve years, would indicate that the condition is relatively frequent and that patients are sometimes allowed to die from lack of surgical treatment because the condition is not recognized. Grüneisen1 gives abstracts of Körte's series of cases, and some