Methods Twenty patients with malignant penetrating stomach ulcer were confirmed by surgicopathology. Gastris barium sulfate examination was performed in 12 cases and CT scan in 10 cases.
方法经手术病理证实的12例穿透性胃溃疡恶变病例，均行胃钡餐造影，10例加行CT扫描。
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Results: Pathological changes in malignant focus of stomach ulcer show low transparency and the disorder and rigidness of the veins. Some blood vessels are broken.
结果：透照见胃溃疡病灶透光度差，病灶周围血管像呈血管增粗紊乱，部分血管僵硬或断裂，提示恶变。
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Objective: the aim of our study was to explore the incidence, pathogenesis and clinical features of malignant change of gastric ulcer.