The diagnosis and surgical treatment of nonfunctional islet cell tumors of the pancreas / 中国普通外科杂志

ABSTRACT

ObjectiveTo review the experience on the diagnosis and surgical treatment nonfunctional islet cell tumors (NIT) of the pancreas. MethodsData of 32 NIT patients of the pancreas during the past 46 years in Tianjin Cancer Hospital were analyzed retrospectively.ResultThe average of patients was 32 years old,with female to male ratio of 2.6∶1. The major symptoms included abdominal mass, bellyache, abdominal distension, obstructive jaundice, and back pain. The average diameter of the tumor was 9 cm. Tumors were single in 94% of all cases and multiple in 6%. Tumors located in the head of pancreas in 47% of all cases, in the body in 16%, in the tail in 31%. Tumors were malignant in 69%(22/32) and benign in 31% (10/32 ) .Pancreaticoduodenectomy was performed in 22%, resection of the spleen and pancreatic body-tail in 34%, resection of the body and tail of the pancreas in 16%, biopsy and biliary-enterostomy in 13%, tumor enucleation in 9%, biopsy only in 6%. The main postoperative complications were pancreatic fistulae (25%) and wound infection (9%). The 1? 3 and 5-year survival rates of malignant patients were 90%, 80% and 69%, respectively.ConclusionNIT is often single and large at the time when the patients sought medical consultation. The postoperative prognosis of patients with malignant tumor is favorable.