...达1cm以上就可形成瘢痕愈合E、真皮不影响表皮的再生过程所选答案：0 正确答案：E 我要纠错解析： 17 恶性溃疡 ( Malignant ulcer )是指A、长期不愈合的溃疡B、严重的溃疡C、大面积溃疡D、癌性溃疡及溃疡癌变E、放射操作性溃疡所选答案：0 正确答案：D 我要纠错...
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... 3. 结核性溃疡 tubercular ulcer 4. 坏死性涎腺化生 necrotizing sialometadysplasia 5. 癌性溃疡（恶性溃疡） malignant ulcer ...
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gastric malignant ulcer 胃恶性溃疡
malignant change of gastric ulcer 胃溃疡恶变
malignant gastric ulcer 恶性胃溃疡
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。
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。
Objective: the aim of our study was to explore the incidence, pathogenesis and clinical features of malignant change of gastric ulcer.
目的：研究胃溃疡癌变的发病率、发病机理及临床特点。
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