肿块型慢性胰腺炎是一种特殊类型的胰腺炎,多呈隐匿发病,以胰头部常见。由于常引起胆道、胰管以及十二指肠等的受压和狭窄,其影像学征象和质地酷似胰头癌,诊断十分困难。即使术中冷冻切片检查,有时也难以鉴别。两者的治疗方式及预后差异很大,若能较早准确鉴别,对选择合适治疗方案及判断预后意义重大。笔者收治1例慢性胰腺炎长时间误诊为胰 Mass chronic pancreatitis is a special type of pancreatitis, mostly occult onset, common in the head of the pancreas. Due to often cause biliary, pancreatic ducts and duodenum and other compression and stenosis, the imaging signs and texture resembles pancreatic head cancer, the diagnosis is very difficult. Even intraoperative frozen section examination, sometimes difficult to identify. Both treatment methods and prognosis vary greatly, if accurate and early identification, the selection of appropriate treatment and prognosis of significant prognosis. I admitted to a case of chronic pancreatitis misdiagnosed as pancreatic for a long time