Epidemiological and etiological aspects of genesis of periampulary tumors

Abstract

Statistical data of tumors of a periampullary zone are presented in article. Among tumors of this localization the head of the pancreas (62–69.7%) is surprised most. Among the etiologic factors smoking can be taken for granted the factor twice increasing risk of a disease. The share of hereditary factors and the germinogen of mutations is found in 5–10% of patients. Direct influence of consumption of coffee and alcohol isn’t consideredproved, and the previous diseases as pancreatitis and diabetes, make only a small contribution (4%) to risk of development of this heavy illness.