纤维结肠镜检查是诊断胃肠道疾病的一种较为安全和有效的方法。但部分病人在检查过程中可发生短暂的心电图改变,如房性和室性早搏、窦性心动过速和 ST-T 段降低等,但尚无发生心室颤动的报告。本文报道1例。73岁女性,因频频排带鲜血的大便1天入院。既往有长期间断发作的支气管哮喘史,中度高血压病史10年和心绞痛史3年。入院前曾服用强的松、双氢氯 Fiberoptic colonoscopy is a safer and more effective method of diagnosing gastrointestinal diseases. However, some patients in the inspection process can occur short-term ECG changes, such as atrial and ventricular premature beats, sinus tachycardia and ST-T segment decreased, but no report of ventricular fibrillation. This article reports a case. 73-year-old woman admitted to hospital for stool with blood stained frequently. Past history of long-term bronchial asthma attack, history of moderate hypertension 10 years and history of angina for 3 years. Had taken prednisone, hydrochlorothiazide before admission