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判斷題胃潰瘍癌變發(fā)生于潰瘍邊緣。

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1.判斷題Cure of infection of H.pylori is defined currently as absence of the organism by tests performed no sooner than 4 weeks after cessation of anticrobial therapy。

參考答案：錯誤

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2.判斷題Cure of H.pylori infection is easy；single agents are effective。

參考答案：錯誤

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3.判斷題The gold standard for diagnosis of H.pylori is 13C/14C-urea breath tests。

參考答案：正確

4.判斷題The most important aspects of the radiography of peptic ulcer is identification of an ulcer crater。

參考答案：正確

5.填空題消化性潰瘍的X線征象有直接與間接兩種：（）為直接征象，（）、（）、（）、（）為間接征象。

參考答案：龕影；有確診價值；局部有壓痛；二指腸球部激惹、變形；胃大彎側痙攣性切跡

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