【名词&注释】
活血化瘀、清热解毒(heat-clearing and detoxifying)、茵陈蒿汤(virgate wormwood decoction)、胃溃疡恶变(malignant change of gastric ulcer)
[单选题]怀疑胃溃疡恶变(malignant change of gastric ulcer)时的最佳处理措施是
A. 边治疗溃疡边密切观察
B. 胃镜取活检明确诊断,指导治疗
C. 服中药活血化瘀,清热解毒
D. 立即化疗
E. 立即手术