胰腺癌影像學(xué)表現(xiàn)英語(yǔ)讀片ppt課件

1、 Pancreatic cancer begins in the tissues of the pancreas anatomic structure 1CT00076664y Male feel abdominal and back pain Jaundice for 2 months Plain scan：A irregular slightly lower density mass is located in the head of the pancreas. Contrast-enhanced scanArterial phase：the mass was slightly enhan

2、ced and the SMAsuperior mesenteric artery was surrounded by the mass. Portal venous phase ：The enhancement of the mass is slowly strengthened. CT features: 1 pancreatic parenchymal mass, as its main features. Tumor morphology for the oval, lobulated or irregular mass, irregular margin, and the bound

3、ary of pancreatic tissue is not clear. 2. Pancreatic contour, contour and size change is another important sign Bile duct and pancrea duct dilation is an indirect signPancreatic Medium to high differentiation adenocarcinoma Chronic pancreatitis CT in differential diagnosis of pancreatic cancer: The

4、lesion of pancreatic cancer multiple nodes, limited, irregular edge , liquefied necrosis, calcification is rare. Pancreatitis can be normal region, liquefaction necrosis is rare, calcification, especially along the duct to the distribution of the calcifications are its important characteristics. Pan

5、creatitis bile duct and pancrea duct dilation of irregular, often through the lesion, but not through the pancreatic cancer lesions, found the important sign of metastasis is also a differential. Tuberculosis of pancreas pancreatic tuberculosis often have tuberculosis poisoning symptoms such as feve

6、r, loss of appetite, sweating, it also showed a similar to the lesions caused by obstructive jaundice, its characteristic is the head of the pancreas and surrounding showed multiple enlarged lymph nodes, lesions seen in many a speckled calcification. Pancreatic cancer is the most common tumor of pan

7、creas At present, the prognosis remains poor, high mortality rate According to reports, around the world each year new primary pancreatic cancer patients is about 185000 cases The mortality rate is nearly 100%. Pancreatic cancer in the elderly more common, but there are . also childrens reports of p

8、atients. pancreatic cancer Mostly occurs in the head of pancreas, accounts for about 75%, the body and the tail is next . Sometimes the three parts are involved , called diffuse pancreatic cancer. Surgical Options: A.Whipple operation (Pancreatico- duodenectomy) B. Pylorus Preserving Pancreaticoduodenec