Abdominal pain and large-volume hematochezia developed in a man who was in the hospital for a ruptured cerebral aneurysm. Findings on endoscopy and colonoscopy were unremarkable, so CT angiography ...

中文翻译：

---

小肠出血

一名因脑动脉瘤破裂住院的男子出现腹痛和大量便血。内窥镜检查和结肠镜检查结果无异常，因此 CT 血管造影...