胰腺癌是最常见的恶性肿瘤之一,发病年龄以45~65岁多见。近年来,其发病率在不断上升,占消化道恶性肿瘤的8%~10%,成为肿瘤第5位致死原因。在内脏器官中,胰腺具有双重功能:胰腺分泌的消化液在蛋白质、脂肪和糖的消化过程中起着重要的作用;胰 Pancreatic cancer is one of the most common malignant tumors, and the age of onset is more common in 45-65 years old. In recent years, its incidence has been rising, accounting for 8% to 10% of malignant tumors in the digestive tract and becoming the fifth leading cause of cancer deaths. In the internal organs, the pancreas has a dual function: the digestive juice secreted by the pancreas plays an important role in the digestion of protein, fat and sugar;