【名词&注释】
复合型(compound)、胃溃疡(gastric ulcer)、周期性(periodicity)、制酸剂(antacids)、老年人消化性溃疡(senile patients with peptic ulcer)、经常出现(often appear)
[单选题]患者,男,50岁。经常出现(often appear)餐后上腹部疼痛,疼痛剧烈,但无明显的周期性和节律性,自行服用制酸剂疗效较差,偶有恶心及呕吐,最应先考虑的西医诊断为
A. 球后溃疡
B. 巨大溃疡
C. 老年人消化性溃疡(senile patients with peptic ulcer)
D. 复合型溃疡
E. 幽门管溃疡