A clinico-pathological retrospective study of neuroendocrine tumors in digestive system

Objective To study the clinical pathological character,histogenesis and prognosis of neuroendocrine tumors in digestive system. Methods The clinical pathological data of 21patients were analyzed retrospectively,some of them immunochemically stained with NSE,Syn,CgA,CK and EMA,all of them observed under microscope. Results The 21 neuroendocrine tumors of digestive system were divided into three types: Type Ⅰ,typical carcinoid, altogether 6 cases, three of them belong to advanced type. Type Ⅱ,atypical carc...