In this booklet of forty-eight pages, the author gives an excellent review of the possible relation between tonsillectomy and anterior poliomyelitis. There is a discussion of the pathology and of the bibliography, including data from the work of Stillerman and Fischer (1938) and of Fischer, Stillerman and Marks (1941). The latter work is a report of the epidemic which occurred in Toronto, Canada, in 1937. The author's own experience with 100 selected cases in 1942 and 1943 is given in some detail. In 6 cases poliomyelitis occurred within thirty days following tonsillectomy and adenoidectomy and in 2 cases within eight weeks. He concludes that there is an etiologic relationship between the operation and the development of acute poliomyelitis and that when the latter develops, the symptoms occur predominantly in the upper portion of the nervous system.
The surgical procedure opens a portal of entry for the virus, which is unable