Abstract
To the Editor: The letters of Tilton and Sedgwick and of Weber et al. (New England Journal of Medicine 283:818–819, 1970) leave the impression that infections due to Yersinia enterocolitica are usually in the United States and have only recently been identified. We would like to point out that 11 cases of Y. enterocolitica (then known as Bacterium enterocoliticum) infections were reported in the United States between 1933 and 1947.1 No other cases of human infection were recognized for the next 21 years, when a case of Y. enterocolitica meningitis with panophthalmitis was reported from Missouri.2 , 3 In the following . . .