[The problem of chronic tonsillitis as a priority area of scientific research of the Department of Otorhinolaryngology named after acad. B.S. Preobrazhensky].

The article summarizes data on many years of versatile research on the problem of chronic tonsillitis, which were conducted at the Department of Otorhinolaryngology named after acad. B.S. Preobrazhensky Medical Faculty of the Russian National Research Medical University N.I. Pirogov. The research results are presented in the context of the history of the department and the formation of the problem of chronic tonsillitis.