FACTOID # 60: Japan's water has a very high dissolved oxygen concentration - but not enough to prevent drowning in the bath.
 
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Encyclopedia > Diverticulum
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A diverticulum (plural: diverticula) is medical term for an outpouching of a hollow (or a fluid filled) structure in the body. Its use implies that the structure is not normally present, although embryologically, some normal structures begin development as a diverticulum arising off of another structure (for example, the lungs begin as a diverticulum forming off of the ventral foregut). Jump to: navigation, search Medicine is a branch of health science concerned with maintaining human health and restoring it by treating disease and injury; it is both an area of knowledge, a science of body organ system|systems and diseases and their treatment, and the applied practice of that knowledge. ... Embryology is the subdivision of developmental biology that studies embryos and their development. ...


In no particular order, some frequently encountered diverticulum follow:

  • Zenker's diverticulum
  • Killian-Jamieson diverticulum
  • Traction esophageal diverticulum: due to scarring from mediastinal or pulmonary tuberculosis
  • Epiphrenic diverticulum: due to dysfunction of the lower esophageal sphincter, as in achalasia
  • Duodenal & Jejunal diverticul(um|a): congenital lesions, may be a source of bacterial overgrowth
  • Meckel's diverticulum: a persistent portion of the omphalomesenteric duct present in 2% of the population
  • Colonic diverticula: These can become infected (see diverticulitis) and can perforate, requiring surgery
  • Diverticulum of Kummerall: unusual nomenclature, in that focal dilatations of a blood vessel are properly referred to as aneurysms
  • Bladder diverticulum; commonly associated with a chronic outflow obstruction, such as benign prostatic hypertrophy in an older male
  • Urethral diverticulum: congenital in males, post-infectious in females

  Results from FactBites:
 
American Pediatric Surgical Association :: Resources : Meckel's Diverticulum (1214 words)
Meckel’s diverticulum is an out pouching from the intestine caused by an abnormality during the development of the fetus and it occurs between 5 and 7 weeks after conception.
Meckel’s diverticulum is the most common congenital anomaly (abnormality) of the gastrointestinal tract (stomach and intestines) and is present in approximately 2% of the population.
Although complications of Meckel’s diverticulum rarely may be life-threatening, studies of large numbers of patients with this problem have been associated with a low risk of complications or death (<2%), related largely to the management of the diverticulum itself.
From the Archives of the AFIP: Meckel Diverticulum: Radiologic Features with Pathologic Correlation -- Levy and Hobbs ... (6205 words)
in the diverticulum or in the adjacent ileum.
diverticulum to the umbilicus by the obliterated omphalomesenteric
for the diagnosis of a Meckel diverticulum on abdominal radiographs
  More results at FactBites »


 

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