Gastroenterology videos
Schistosoma Mansoni (3 of 9)
The eggs, which are highly antigenic and can induce an intense granulomatous response, migrate through the bowel or bladder wall to be shed via feces or urine. During this time (approximately 10 d)...
Schistosoma Mansoni (2 of 9)
In spite of to have tried to move the parasite with the pressure of the water spurt, but this action was impossible.
Schistosoma Mansoni (1 of 9)
This 63 year-old female a colonoscopy was performed due to an abdominal pain.
Trichuris Trichiura (whipworm) (2 of 2)
Trichuris Trichuris (whip worm) at the cecum. Colonoscopy revealed a whitish threadlike worm undulating or coiled in the cecum. The adult worm usually reaches 3-5 cm in length and has a lifespan of...
Trichuris Trichiura (whipworm) (1 of 2)
This parasite is prevalent in the tropics, larvae penetrate the intestinal mucosa, and reattach as adults to the mucosa of the cecum wall of the colon. The mucosa becomes edematous and friable. Bleeding...
Schistosoma Mansoni in the Cecum (9 of 9)
The geographic distribution and pathophysiology of schistosomiasis reflect the unique life cycle of these parasites. Schistosomes infect particular species of susceptible freshwater snails in endemic...
Schistosoma Mansoni in the Cecum (8 of 9)
Pathophysiology: The pathophysiology of infection correlates with the life cycle of the parasite, as follows.Cercariae: Skin penetration of cercariae produces an allergic dermatitis at the site of entry....
Schistosoma Mansoni in the Cecum (7 of 9)
Adult worms mate and lay eggs. The eggs are nonoperculate, possess a spine, and contain a miracidium. The microscopic appearance of the egg allows diagnostic differentiation of the 5 species. An adult...
Schistosoma Mansoni in the Cecum (6 of 9)
The life cycle of the flatworms that cause human schistosomiasis involves a sexual stage in the human and an asexual stage in the fresh water snail host. The adult worms are small, 12-26 mm long and...
Schistosoma Mansoni in the Cecum (5 of 9)
After malaria, schistosomiasis is the second most prevalent tropical disease in the world. In some parts of the world, it also is known as bilharzia in honor of Theodore Bilharz. He first identified...
Schistosoma Mansoni in the Cecum (4 of 9)
Most human schistosomiasis is caused by Schistosoma haematobium, Schistosoma mansoni, or Schistosoma japonicum. Less prevalent species such as Schistosoma mekongi and Schistosoma intercalatum also...
Schistosoma Mansoni in the Cecum (3 of 9)
Schistosomiasis (ie, bilharziasis) is a human disease syndrome caused by infection from one of several species of parasitic trematodes of the genus Schistosoma. Schistosomiasis is a major source of...
Schistosoma Mansoni in the Cecum (2 of 9)
High Magnification Image and Video Clip. The Schistosome Egg is Responsible For Most of the Pathology Associated with Schistosomiasis. Schistosome eggs, which may become lodged within the hosts tissues,...
Schistosoma Mansoni in the Cecum (1 of 9)
Magnification Colonoscope. This 34 year-old male, a routine colonoscopy was performed a Schistosoma Mansoni was found at the cecum. In the Republic of El Salvador no cases of Schistosoma Mansoni...
Trichuris Trichiura (whipworm) (5 of 5)
A video clip and a image of the whipworm. Macroscopic and histopathologic images are displayed in this sequence, see below.
Users
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Gottumukkala Raju
Professor
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Ahmad Hormati
MD, PhD - Assistant Professor
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José Celso Ardengh
MD, PhD - Assistant Professor
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Gastroenterology Atlas
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EUS - ENDO
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American Association for Primary Care Endoscopy
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SAGES - Society of American Gastrointestinal and Endoscopic Surgeons
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Colonscopy Quiz by Dr. Raju
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