【名词&注释】
食管炎(esophagitis)、静脉曲张(varicose veins)、清热解毒(heat-clearing and detoxifying)、安宫牛黄丸(an gong niu huang wan)、肾阳虚衰(deficiency of the kidney-yang)、急性胃黏膜损害(acute damage of gastric membrance)、性溃疡(venereal ulcer)
[单选题]下列哪项不是上消化道出血的最常见的病因
A. 消化性溃疡(venereal ulcer)
B. 急性胃黏膜损害(acute damage of gastric membrance)
C. 胃癌
D. 食管胃底静脉曲张破裂
E. 反流性食管炎