Studies of Hemolytic Streptococcal Infection I. Factors Influencing the Outcome of Erysipelas

In order to gather more precise information regarding the factors influencing the course and outcome of certain hemolytic streptococcal infections, we have examined the hospital records of 1400 patients with erysipelas who were admitted to the Boston City Hospital during a period of CASES OF SCARLET ERYSI- FEVER *PELAS THOU-SAND 20 200 15 150 10 100 5 50of scarlet fever as it occurred in Massachusetts over an eleven-year period was found to be iden- tical with that of erysipelas as observed at the Boston City Hospital (Figure 1).If one is permitted to use scarlet fever as an index of such infections, it is evident, then, that erysipelas has 9 10 It 12 -FIG.1.