TSIGELNIK Abram Yakovlevich (1892, Riga – 1973, Leningrad), phthisiologist. Doctor of Medical Sciences, professor (1936). He completed the medical faculty of the University of Yuriev (1917), and worked at infectious disease hospitals; in 1919–20 – in the Red Army. From 1924 – in Leningrad: assistant at the State Institute of Medical Knowledge (1924), research associate at the Leningrad Scientific Research Institute of Tuberculosis (1925–27). From 1932 – at the 1st Leningrad Medical Institute, head of the department of pulmonary tuberculosis (until 1971). Ts.'s scholarly works are devoted chiefly to problems of phthisiology and pulmonology. He was one of the organizers of the Leningrad scholarly society of phthisiologists. Member of the International Anti-Tuberculosis Union (from 1957).

Works: Bronchiectatic Disease. Leningrad, 1948; Mixed Infection in Pulmonary Tuberculosis. Leningrad, 1968 (co-authored); Corticosteroid Therapy of Respiratory Failure in Pulmonary Tuberculosis. Leningrad, 1970 (co-authored).

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