阑尾炎的CT诊断

CT Diagnosis of Appendicitis

目的:探讨阑尾炎的CT诊断价值。方法:搜集CT提示或诊断阑尾炎并经手术病理证实者30例,回顾性分析其CT征象。结果:18例CT表现为阑尾增粗,壁增厚,包括1例远端增粗,近端正常;22例表现为右下腹或盆腔炎性改变(如脂肪线增粗、肠周积液、蜂窝织炎、脓肿、腔外气体、淋巴结肿大、相邻肠管增厚);4例盲肠末端有局限性增厚。结论:CT诊断阑尾炎有独到之处,对临床诊断不明的病例有一定帮助。

Objective：To analyze CT signs of appendicitis and investigate the value of CT in diagnosis of appendicitis. Methods：CT manifestations of 30 cases of surgically and pathologically confirmed appendicitis were retrospectively analyzed. Results..CT finding of appendicitis were as follows：①Enlarged appendix with wall thickening （18 cases）, including 1 patient with only distal part of the appendix enlarged. ②Signs of inflammation of right lower quadrant or localized abscess in pelvis （22 cases）, such as fat line thickening, fluid collection around bowels, extra-luminal air, lymph node enlargement and adjacent bowel wall thickening. ③Localized thickening of wall of cecal apex （4 cases）. Conclusion..CT is useful to surgeons in making correct diagnosis of appendicitis with atypical clinical symptoms and signs.