's general knowledge of cancer epidemiology of the pancreas

's general knowledge of cancer epidemiology of the pancreas
The morbidity is relatively rare in pancreas cancer is at digestive system malignant tumour, but the malignant intensity is high, it is very fast to develop, it is a kind of prognostic worse malignant tumour.
In recent years, the morbidity has increased to some extent, the proportions of men and women are 1.7- 2:1, account for 80% at 40 years old - 70 years old. Clinical finding pancreas cancer increases rapidly in all parts of the world, occupy the 7th of malignant tumour of whole body, 25,000 people died of pancreas cancer in U.S.A. in 1989.

The cause of disease has not been bright so far, but reveal in the materials, diabetics smoke in a large amount for a long time, fatty high animal's protein diet person, the morbidity relatively increases, brief on pancreas cancer and diet, carcinogen and environmental pollution taken in in smoking have something to do with. A few persons who has calcification of chronic pancreatitis can develop into this disease.

Pancreas cancer can take place in any position of the pancreas, the pancreas head accounts for 70%, pancreas body cancer about 20%, pancreas end cancer about 10%, can infringe the whole pancreas in later period, pancreas cancer belong to more gland cancers, and develop very fast, because there is no solid bag film around the pancreas, often have early spreading and transformation, cancerous swelling can spread to the stomach, gallbladder, colon, left kidney, spleen and get and near the trunk directly, also often soak or oppress abdominal cavity's supernatural clump along the neurilemma, and cause obstinate and violent abdominal pain and waist to have a backache.

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