A.M. OZHEGOV Izhevsk State Medical Academy Ozhegov Anatoly Mikhaylovich Doctor of Medical Science, Professor, Head of the Department of Pediatrics and Neonatology 281 Kommunarov str., Izhevsk 426034 tel. (3412) 68-21-46, e-mail: amozhegov@mail.ru The article gives the classification (localized and generalized forms) and explaines the causes of lymphadenopathy (non-specific and specific infections, system and allergic diseases, […]