[Mediastinal form of Brill-Symmers disease (giant follicular lymphoma)].

Three clinical cases with the mediastinal form of Brill-Symmers disease are discussed. The variants of its symptomatology and course are described. The methods of diagnosis and surgical tactics are dealt with. Operative treatment of mediastinal giant follicular lymphoma in the stage of a benign course is the method of choice. The late-term results (of up to 20 years) were studied in 2 of the 3 patients.