GROSS PATHOLOGY OF EPIDEMIC INFLUENZA AT WALTER REED GENERAL HOSPITAL

In this paper is given a brief account of the gross pathologic changes seen in fifty-six necropsies of cases of epidemic influenza between Sept. 18 and Nov. 17, 1918, at the Walter Reed General Hospital. Within the next month only four other cases of influenza were examined at necropsy. These differ in no essential manner from the fifty-six cases of this summary, except that one became a Type I pneumococcus septicemia, pneumonia and double empyema, and resulted fatally sixty-four days after the onset of the original attack of influenza. Another developed a massive bilateral serofibrinopurulent pleural effusion and a fibrinopurulent pericarditis. I performed practically all of the necropsies. In a few I acted as an assistant. The account is based on an examination of the protocols of the necropsies rather than on general impressions as to the findings. There is no essential novelty in the findings, but as some of