نتایج جستجو برای: barretts oesophagus
تعداد نتایج: 3688 فیلتر نتایج به سال:
Barrett's oesophagus is a condition characterised by partial replacement of the normal squamous epithelium of the lower oesophagus by a metaplastic columnar epithelium containing goblet cells (intestinal metaplasia). Barrett's oesophagus is important clinically because those afflicted are predisposed to oesophageal adenocarcinoma. Prevalence surveys suggest that up to 2% of the population may b...
BARRETr, N. P. (1946): Spontaneous Rupture of the Oesophagus-Review of the Literature and Report of 3 cases, Thorax, 48, 1. BARRETT, N. P. (1947): Report of a Case of Spontaneous Rupture of the Oesophagus successfully treated by Operation, Brit. J. Surg., 216, 35. BEAL, J. M. (1949): Spontaneous Rupture of the Oesophagus, Ann. Surg., 129, 572. BUNCH, G. H. (Jr.) (1957): Spontaneous Rupture of t...
BACKGROUND/AIMS Barrett's oesophagus complicates the gastro-oesophageal acid reflux. Helicobacter pylori infection, particularly with cagA positive strains, induces inflammatory/atrophic lesions of the gastric mucosa, which may impair acid output. No systematic study has investigated the phenotype of the gastric mucosa coexisting with Barrett's oesophagus. This study was designed to identify th...
In a 15 year prospective study of endoscopic surveillance of columnar lined oesophagus, 102 patients with a mean follow up of 54 (12.5) months and total follow up of 462 years have been evaluated. Of all the sets of biopsies taken, 59 in 21 patients were found to exhibit dysplasia or carcinoma. Four male patients had carcinoma of the oesophagus, indicating a 30 times increased risk of developme...
Barrett’s Oesophagus (BO) describes a histological abnormality of the lower oesophagus widely accepted to be associated with gastro-oesophageal reflux disease (GORD). The nature of this disease has been a subject of debate since its description by Tileston in 1906 as peptic ulceration of the oesophagus. Barrett himself initially theorised that the abnormal oesophagus was in fact stomach that ha...
A manometric study to determine the role of gastro-oesophageal reflux in Barrett's oesophagus was performed on 20 patients with Barrett's oesophagus and 53 patients with reflux oesophagitis without Barrett's oesophagus (25 with mild oesophagitis and 28 with severe oesophagitis). For the same reason, the 20 patients with Barrett's oesophagus also underwent 24 hour continuous oesophageal pH monit...
BACKGROUND In the USA, atrophic gastritis and gastric cancer are rare, whereas gastro-oesophageal reflux disease (GERD) is common. Infection with Helicobacter pylori, especially a CagA positive strain, is unusual in patients with GERD/Barrett's oesophagus in the USA. AIM To examine the relation between Barrett's oesophagus and CagA positive H pylori in Colombia, a country with a high prevalen...
The attachment of Clinostomum sp. to the oesophagus of the bird definitive host Ardea cocoi is reported. The parasite attaches to the mucous layer of the oesophagus by the acetabulum, oral sucker, and oral collar. The mucous layer of the oesophagus engulfed by the oral sucker presents an intense liquefactive necrosis, and the engulfment is not likely to contribute significantly to the attachmen...
BACKGROUND The incidence of distal oesophageal adenocarcinoma is rising, with chronic reflux and Barrett's oesophagus being considered risk factors. Reliable detection of Barrett's oesophagus during upper endoscopy is therefore mandatory but requires both endoscopy and histology for confirmation. Appropriate management of patients with endoscopic suspicion but negative on histology, or vice ver...
pH data were obtained from one level and pressure data from three levels in the oesophagus over 23 hours in 24 healthy volunteers, followed by automatic propagation analysis of motility data and analysis of time with pH less than 4. Apart from periods of meal ingestion, isolated pressure complexes were found more frequently in the distal than in the proximal oesophagus. This was especially comm...
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