Objective To analyze the diagnostic value of magnifying endoscopy(ME) combined with narrow-band imaging(NBI) for early gastric cancer(EGC) of various differentiation degree. Methods Microsurface(MS) pattern and microvascular(MV) pattern of 67 EGC patients admitted to Cangzhou People's Hospital from August 2014 to May 2016 were observed by ME combined with NBI. MS patterns were classified into 4 categories(oval/tubular, papillary, destructive and absent) and MV into 3 categories(loop, fine network and corksc...