成都地区198例溃疡性结肠炎住院病例回顾分析

Analysis of 198 inpatients with ulcerous colonitis in Chengdu

目的了解近10年溃疡性结肠炎（UC）的发病特点。方法收集近10年成都市三家医院的UC住院病例，并进行临床评价。结果198例中，男:女为1．63：1，平均年龄45.6岁，平均病程3．74年。病情严重度以轻中度为多（79．8％），左半结肠受累者占49.5％，临床症状以腹泻（89．9％）和脓血便（73．2％）多见，肠镜检查以粘膜红斑（94％）和糜烂、浅溃疡（73％）多见，院外误诊率23．7％。近3年UC病例增多。结论我国UC近年明显增多，其发病年龄偏大，病情较轻，易被误诊。

Objective To investigate the pathogenic characteristics of inpatients with ulcerouscolonitis (UC) in recent 10 years in Chengdu. Methods To analyse 198 cases collected from threehospita1s. Results The ratio of male to female was 1. 63/1. The mean age was 45. 6 years old. Themean duration of the disease was 3. 74 years. The cases of mild and mederate severity and left-sidedcolitis were the most common, accounted for 79. 85% and 49. 5%,respective1y. The major clinicalsymptoms were diarrhea (89. 9 % ). pus or blood stool (83. 2 % ). The major colonoscopic appearenceswere mucosal erythema (94% ), erosion or frank ulceration (73% ). The misdiagnostic rate was23. 7 %. UC cases increased in recent 3 years. Conclusion The incidence of UC increased in recentyears in our area,especially in the middle age grorp. Mild severity is the most common and it's rathereasy to be misdiagnosed.