胰管阻塞

Enhanced CT imaging features were distinguished, and isopycnic density and low-density tumors were all displayed. Among 26 cases, the tumor diameter of 3 ~ 6cm was 22 cases , 1 ~ 3cm 4 cases; arterial phase scans had uneven reinforced, also had signs of peripancreatic fat layer disappeared, pancreatic duct and bile duct dilatation, bile duct obstruction, combined pancreatic cyst, tumor invasion blood vessels, peritoneal and lymph node metastasis.

增强CT影像特点显著，等密度及低密度肿瘤均得到显示。26例中，肿块直径3～6cm 22例、1～3cm 4例；动脉期扫描有不均匀强化，另有胰周脂肪层消失、胰管和胆管扩张、胆总管阻塞、合并胰腺囊肿、肿瘤侵及血管、腹膜的淋巴结转移等征象。

Pancreatic duct stones are the next most frequent cause of ductal obstruction in patients with chronic pancreatitis.

慢性胰腺炎患者胰管阻塞的另一个常见原因是胰管结石。

Surgery may be necessary to correct the obstruction of the pancreatic duct.

手术可能需要纠正阻塞胰管。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。