It is commonly characterized by a short segment of colonic aganglionosis affecting term neonates, especially boys. Hirschsprung disease affects approximately live births. Interestingly, it is almost never seen in premature infants.
The Internet Journal of Radiology. Megacolon is an abnormal dilatation of the colon caused by non-mechanical obstruction. The dilatation is often accompanied by a paralysis of the peristaltic movements of the bowel resulting in chronic constipation.
Volume 3, Number 5, Octoberpages Hirschsprung disease is a rare congenital disorder characterized by a functional obstruction of the distal bowel due to aganglionic bowel segments with impaired motility. It is a rare condition in the adult, and usually mimicked by a long standing history of constipation, requiring great astuteness to diagnose. We present a case with all the clinical and radiologic characteristics of adult Hirschsprung disease, which had a final diagnosis of chronic constipation in a mentally impaired individual.
Its pages are open to the members of the Association, as well as to all members of the medical community interested in using this forum to publish their articles in accordance with the journal editorial policies. The principal aim of the journal is to publish original work in the broad field of Gastroenterology, as well as to provide information on the specialty and related areas that is up-to-date and relevant. The scientific works include the areas of Clinical, Endoscopic, Surgical, and Pediatric Gastroenterology, along with related disciplines.
Varying lengths of the distal colon are unable to relax, causing functional colonic obstruction. The disease usually presents in infancy, although some patients present with persistent, severe constipation later in life. Symptoms in infants include difficult bowel movements, poor feeding, poor weight gain, and progressive abdominal distention.
All data generated or analysed during this study are included in this published article. Acquired Megacolon AMC is a condition involving persistent dilatation and lengthening of the colon in the absence of organic disease. Diagnosis depends on subjective radiological, endoscopic or surgical findings in the context of a suggestive clinical presentation.
Use the link below to share a full-text version of this article with your friends and colleagues. Learn more. Anorectal motility measurements have been performed on 19 patients with adult megacolon and the results compared with 12 normal subjects.