【单选题】【消耗次数：1】
溃疡性结肠炎的内镜下表现有哪些（ ）
①
病灶呈连续性分布
②
病灶呈跳跃式分布
③
节段性分布
④
铺路石样改变
参考答案：
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相关题目
【单选题】
下列哪项不是溃疡性结肠炎的病变分布特点
①
病变位于大肠，多数在直肠、乙状结肠
②
可扩展至降结肠、横结肠，少数可累及全结肠
③
可见“倒灌性回肠炎”
④
连续性弥漫性分布，逆行向近段发展
⑤
节段性或跳跃性分布
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