名词和定义下消化道出血的流行病学 病因
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下消化道出血流行病学

时间:2021-10-22 12:54来源:www.ynjr.net 作者:杨宁介入医学网
Lower GI bleeds are fairly common and account for 20% to 30% of all patients presenting with major GI bleeding. 下消化道出血相当常见,占所有消化道大出血患者的20%到30%。 The incidence is higher in older patients and patients taking multiple
Lower GI bleeds are fairly common and account for 20% to 30% of all patients presenting with major GI bleeding.
下消化道出血相当常见,占所有消化道大出血患者的20%到30%。
 
 The incidence is higher in older patients and patients taking multiple medications or multi-pharmacy.
老年患者和服用多种药物或多种药物的患者的发病率较高。
 
 Approximately, 80% to 85% of lower GI bleeds originate distal to the ileocaecal valve, with only 0.7% to 9% originating from the small intestine.
大约80%至85%的下消化道出血起源于回盲肠瓣膜的远端,只有0.7%至9%起源于小肠。
 
 The remaining cases usually begin in the upper GI tract.
其余病例通常始于上消化道。
 
 These patients usually present with brisk bleeding, melena, or bright red blood per rectum.
这些患者通常表现为剧烈出血、黑便或鲜红色的直肠。
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