目的：分析胃溃疡癌变的X线表现特征。
Objective: To analyse the X-ray features of canceration of gastric ulcer CGU.
目的：研究胃溃疡癌变的发病率、发病机理及临床特点。
Objective: the aim of our study was to explore the incidence, pathogenesis and clinical features of malignant change of gastric ulcer.
胃溃疡病复发率高，若防治不当亦可引起上消化道出血、胃穿孔、幽门梗阻及癌变等。
Without promptly treatments or with erroneous treatments, gastric ulcer may incur many complication such as gastric perforation, hemorrhage, pyloric stenosis, etc.
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