The following review covers literature published from about June, 1916, to October, 1927. The bibliography to July, 1927, is relatively complete—that is, for articles which should interest the otolaryngologist. From July to October, 1927, it is not complete. In a paper of this scope it was not possible to include a review of all of the articles mentioned in the bibliography. I have had to limit myself to articles that were available and that tend to illustrate the trend of opinion concerning allergy during the past year. There have been no radical departures from knowledge reported in the previous reviews. Interesting advances have been made, however, along the lines previously initiated, especially concerning pathogenesis, diagnosis, symptoms and treatment.
PATHOGENESIS
In an address delivered before the Association for the Study of Allergy, Coca called attention to the individuality of what he terms atopic shock organs, which proved to be situated in