Ulcer – A Deep Dive into Gastrointestinal Lesions
Crohn's Disease - Endoscopy (14 of 28)
Crohn´s Disease. The video clip displays a colonoscopy of the transverse colon, displaying a narrowing with nodules and ulcers.
Crohn's Disease - Endoscopy (11 of 28)
Crohn´s Disease, after a short-time treatment. The video clip displays the difficulties in advancing the colonoscope throughout recto-sigmoid junction due to the narrowing caused by the ulcer.
Crohn's Disease - Endoscopy (3 of 28)
Crohn´s Disease. Nodular stenosis due to Crohn's disease. The transverse colon has two nodular and ulcerated stenosis. However, this stenosis was overcome by passing the colonoscope to the next lesion....
Crohn's Disease - Endoscopy (2 of 28)
Crohn´s Disease. Another view of the lesion describes before. Some ulcers were found in the sigmoid colon. Many lesions were found in the entire colon, with severe inflammation, edema, fibrosis,...
Crohn´s Disease (1 of 28)
(Regional Enteritis, Granulomatous Colitis). This sequence display severe endoscopic lesions. A 42 year-old Salvadorian woman, that has been living in The United States of America for more than 20...
Endoscopic Image of Amebiasis Colitis
Infection of the large intestine by Entamoeba histolytica may result in an illness of variable severity, ranging from mild, chronic diarrhea to fulminant dysentery. Infection also may be asymptomatic....
Rectal Amebiasis (1 of 2)
A 45 year-old female, with rectal bleeding with dark red color, two ulcers are observed “flask shaped” ulcer.
Amebic Colitis
Depending on the affected organ, the clinical manifestations of amebiasis are intestinal or extraintestinal. There are four clinical forms of invasive intestinal amebiasis, all of which are generally...
Flask Shaped Ulcer
The classic “flask shaped” ulcer in a patient with amebic colitis. See the next image and video clip to appreciate another lesion in the same person.
Amebic Colitis 3
Ulcers with slightly undermined edges are seen in this image of colonic amebiasis. The motile form of E. histolytica, the trophozoite, lives in the lumen of the large intestine, where it multiplies...
Amebic Colitis 2
The typical ulcers and redness are seen. Invasive amebiasis due to E. histolytica is more common in developing countries. In areas of endemic infection, a variety of conditions including ignorance,...
Endoscopic View of Amebiasis Colitis (7 of 7)
Another view of the ascending colon. Multiple ulcers are appreciated.
Endoscopic View of Amebiasis Colitis (6 of 7)
Ascending colon; multiple ulcers are displayed here; these findings are consistent with Crohn´s disease.
Endoscopic View of Amebiasis Colitis (5 of 7)
The lumen of apendix. There are some ulcers; we introduced the colonoscope to the proximal first third of the appendiceal lumen, using a thin colonoscope (pediatric).
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