小儿肛门内括约肌失迟缓症的X线表现  

X-ray findings of the internal anal sphincter achalasia in children

作　　者：徐健[1] 梅海炳[1] 高军[1] 高继勇[1] 

机构地区：[1]浙江省宁波市妇女儿童医院影像科,浙江宁波315012

出　　处：《医学影像学杂志》2016年第2期303-305,共3页Journal of Medical Imaging

摘　　要：目的探讨肛门内括约肌失迟缓症（internal anal sphincter achalasia,IASA）的X线表现,提高诊断准确性。方法收集宁波市妇女儿童医院2009年1月-2015年3月期间27例经临床确诊IASA患儿的钡剂灌肠X线影像资料,分析直肠和乙状结肠的形态,扩张程度,管壁边缘光整度。结果 27例患儿在钡剂灌肠时虽强烈哭闹但不见像同龄儿迅速排出稀钡液;25例患儿肛门管以上直肠或乙状结肠肠管扩张;22例患儿直肠管壁时而出现单发或多发局限性憩室样凸出影,时而凸出影消失管壁变平,其中有4例患儿沿肛门管两侧向下凸出。结论 X线检查对于诊断小儿肛门内括约肌失迟缓症具有重要价值,是其首选检查方法。Objective To investigate the X-ray findings of the internal anal sphincter achalasia（ IASA） and to improve the diagnostic accuracy of the disease. Methods 27 patients with a clinical diagnosis of IASA with barium enema X-ray image data were collected from ningbo woman children＇s hospital from January 2009 to March 2015. We analyzed of the rectum and sigmoid colon morphology,expansion degree,tube wall edge smoothness. Results 27 cases were in barium enema despite the strong crying but couldn＇t saw like children of the same age the rapid discharge diluted barium liquid; 25 cases of children with anal tube above rectum and sigmoid colon expaned; 22 cases of children with rectal tube wall sometimes appeared single or multiple limitations of diverticular bulge shadow,sometimes projected shadow lost and pipe wall flatted,which had four children along the anal tube on both sides of the convex downwards. Conclusion X-ray examination is of great value for diagnosis of internal anal sphincter achalasia in children,and it is the first choice of examination.

关 键 词：小儿 肛门内括约肌失迟缓症 X线诊断 钡剂灌肠造影 

分 类 号：R725.7[医药卫生—儿科] R814.4[医药卫生—临床医学]