O.I. PIKUSA, E.A. SAMORODNOVA Kazan State Medical University, Kazan  Contact details: Pikusa O.I. — MD, Professor of the Department of Propaedeutics of Children’s Diseases and Faculty Pediatrics Address: 49 Butlerov St., Russian Federation, Kazan 420012, tel.: +7-917-390-11-12, e-mail: pdb-fp@yandex.ru The purpose — to present the information on the main causes of lymphadenopathies in children and […]