Jun 23, Ramachandran BS, Thomas B, Baby S, Thomas R. Multicentric ameboma of the colon mimicking Crohn’s disease. J Dig Endosc ; Case report: Cecal ameboma as a complication of intestinal amebiasis ameboma del ciego, y que se interviene quirúrgicamente con el diagnóstico inicial de. Ameboma is an abnormal response, probably to prolonged infection and manifesting as a marked granuloma, mimicking colon carcinoma, except in its rapid.

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Open in a separate window. Intraoperatively, there was 1. Colonic ameboma accompanied by amebic liver abscess may be misdiagnosed as metastatic colon cancer.

Case Report A year-old gentleman presented to our hospital in the Department of Medicine with complaints of the right lower quadrant abdominal pain, abdominal distension, and constipation for the past 2 days. Colonoscopic pictures showing a cecal ameboma black arrowileocecal valve red arrow.

Ileocecal masses in patients with intestinnal liver abscess: Ultrasonography of the abdomen showed dilated bowel loops with no intraperitoneal collection and normal solid viscera.

Other tests, including antigen detection assays, are the best current means for diagnosing intestinal amebiasis since they are sensitive, specific, rapid, easy to perform and distinguish E.

Users may download, print and share this work on the Internet for noncommercial purposes only, provided ammeboma original work is properly cited, and a link to the original work on http: Amoeboma of ascending colon with multiple liver abscesses.


The most common clinical symptoms of amebic infection are amebic colitis, which has various symptoms, and amebic liver abscess. The recovery of the patient was uneventful and the patient underwent restoration of bowel continuity after 6 weeks. Clinical diagnostic problems untestinal with caecal amoeboma: Sitemap What’s New Feedback Disclaimer. Support Center Support Center. From Amebomaa, the free encyclopedia. Amoeboma mimicking carcinoma of the caecum: The approximate length of involvement of the colon was 12—13 cm and maximum thickness was 2.

Entamoeba histolytica infection can lead to colitis, colonic perforation abscess, and ameboma formation. No abnormality was detected on per rectal examination.

Pathologic examination was also performed and showed chronic inflammatory infiltrate of lymphoplasma cells, eosinophils and neutrophils in the edematous fibrous lamina propria. Contrast-enhanced computerized tomography showing irregular mural thickening of the cecum and ascending colon till hepatic flexure and a small bowel fecal sign. Intestinwl of ameboma was made and antiamoebic treatment was started.

Conclusion In elderly individual, ameboma can be misdiagnosed as colonic carcinoma.

J Assoc Physicians India ; How to cite this URL: Support Center Support Center. Damjanov I, Linder J.

Ameboma – Wikipedia

In our case, the patient lived in an endemic region India and his dishes were cleaned with uncooked water. Amebiasis is common in tropical and developing countries with variable symptoms. N Engl J Med.


Spectrochimica Acta Part A: Colonoscopy was planned for biopsy. Hong Kong Med J. Follow-up colonoscopy 8 months post treatment showed complete remission. Amebic colitis is common in developing countries, with its variable and non-specific symptoms. Conflicts of interest There are no conflicts of interest.

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Sometimes, ameboma is treated as Crohn’s disease with glucocorticoids, ameboms leads to fulminant colitis. Radiological examination depicted concentric thickening of the cecal wall with mass formation and a cystic lesion in the liver. All these features pointed to mass-like lesion in colon, as a cause of obstruction that mimicked colon cancer.

These features were suggestive of neoplastic etiology of the cecum and ascending colon.

Ameboma of Colon Simulating Colonic Adenocarcinoma

Amebomas occur rarely, resulting from the formation of annular granulation tissue, usually in the cecum and in the ascending colon. Multicentric ameboma of the colon mimicking Crohn’s disease.

Received Aug 12; Accepted Nov

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