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Colitis Ulcerosa - Pseudopolyps (14 of 22)
Frequency United States In the Western world, ulcerative colitis has a prevalence of 3-10 cases per 100,000 population. Ulcerative colitis is 3 times more common than Crohn disease. International...
Colitis Ulcerosa - Pseudopolyps (13 of 22)
Random biopsies may reveal the changes of low grade or high grade dysplasia. The colonoscopist cannot usually distinguish flat dysplastic from normal mucosa, and the diagnosis therefore depends on...
Colitis Ulcerosa - Pseudopolyps (12 of 22)
Endoscopic Image of Ulcerative Colitis with Pseudopolyps Endoscopy of pseudopolyps; these lesions are not specific to ulcerative colitis, although they are more common in this disorder than in Crohn's...
Colitis Ulcerosa - Pseudopolyps (11 of 22)
Endoscopic Appearance of Ulcerative Colitis with Pseudopolyps Biopsy or polypectomy of lesions greater than 1 cm in diameter or different in appearance or colour from their fellows is advisable to...
Colitis Ulcerosa - Pseudopolyps (10 of 22)
The Hepatic Flexure Findings in UC begin at the anal verge and extend proximally. The involvement is contiguous and circumferential, with inflammation beginning from the point of origin and continuing...
Colitis Ulcerosa - Pseudopolyps (9 of 22)
Indications for Endoscopy in Ulcerative Colitis There are multiple indications for endoscopy in patients with ulcerative colitis, including initial diagnosis; differentiation from Crohn's disease,...
Colitis Ulcerosa - Pseudopolyps (7 of 22)
The appendicular area A subset of patients with UC demonstrates focal inflammation around the appendiceal orifice not contiguous with disease elsewhere in the colon.
Colitis Ulcerosa - Pseudopolyps (6 of 22)
Gradual transition to normal mucosa. The extent of colitis usually remains constant from the onset with the length of colonic involvement defining the classification of ulcerative colitis: proctitis...
Colitis Ulcerosa - Pseudopolyps (5 of 22)
Endoscopic Image of Ulcerative Colitis with Pseudopolyps Inflammatory polyps (pseudopolyposis) Pseudopolyposis is a term hallowed by usage. It has, however, been suggested that there is nothing ‘pseudo’...
Colitis Ulcerosa - Pseudopolyps (4 of 22)
Ulcerative Colitis with Pseudopolyps An important role for colonoscopy is in the surveillance of longstanding extensive ulcerative colitis where there is an increased risk of developing carcinoma....
Colitis Ulcerosa - Pseudopolyps (3 of 22)
Endoscopic View of Ulcerative Colitis with Pseudopolyps Long segment of the transverse colon with Pseudopolyps They can range from a few millimeters in diameter to a centimeter or more. They tend...
Colitis Ulcerosa - Pseudopolyps (2 of 22)
Endoscopic findings in ulcerative colitis. Endoscopy in UC typically reveals the following findings: Erythema Loss of the usual fine vascular pattern Granularity of the mucosa Friability Edema....
Colitis Ulcerosa - Pseudopolyps (1 of 22)
This 53 year-old female suffering of longstanding ulcerative colitis. Pathophysiology Ulcerative colitis involves only the mucosa; it is characterized by the formation of crypt abscesses and a coexisting...
Colitis Ulcerosa - Pancolitis (7 of 7)
Terminal Ileum This video clip shows the cecum, the endoscope is advancing into the ileocecal valve to the terminal ileum which is completely normal. Backwash Ileitis: Involvement of the distal...
Users
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Michael Hawke
Professor
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Gottumukkala Raju
Professor
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Ashley Mark
MD
Channels
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Gastroenterology Atlas
medical institution
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SAGES - Society of American Gastrointestinal and Endoscopic Surgeons
medical institution
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High Impact - Medical Animation
medical institution
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Orthopaedic Academy
medical institution
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World Health Summit
commercial institution
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