This paper is based on 29 cases of subcutaneous rupture of the normal spleen, due to trauma, observed by us at the Harlem Hospital. Connors 1 reviewed the cases in which the condition was treated at the same hospital from 1905 to 1927 inclusive. One of us (L. T. W.) had the opportunity to study many of these cases. The present report covers the period from Jan. 1 to Sept. 1, 1938. It was thought advisable to review this group of cases and whenever possible to compare them with the cases reported by Connors, since the two series represent a continuous study in one institution over a period of years. Some of the tables to be presented have been included for the sake of completeness; others indicate aspects of the subject that have not been mentioned in the literature. In all cases in the series, operation or autopsy proved the