Melanosis coli and colon polyps
نویسندگان
چکیده
منابع مشابه
Melanosis coli in patients with colon cancer
INTRODUCTION Melanosis coli is a benign lesion affecting the mucosa of the large intestine. There is a relationship between the presence of melanosis and anthraquinone laxative use. Melanosis coli is also observed in patients with colon cancer, but there is doubt whether these two conditions are related. AIM To analyze the correlation between melanosis and colon cancer. MATERIAL AND METHODS...
متن کاملMelanosis coli.
n engl j med 368;24 nejm.org june 13, 2013 2303 A 50-year-old woman underwent colonoscopy for rectal bleeding. Her entire colon appeared dark brown and black, a finding consistent with the diagnosis of melanosis coli (Panel A). Random biopsy specimens from the descending colon revealed sheets and clusters of macrophages laden with brownish pigment in the lamina propria (Panel B, arrow). A tiny,...
متن کاملMelanosis coli
Melanosis coli denotes brownish discoloration of the colonic mucosa found on endoscopy or histopathologic examination. The condition has no specific symptom on its own. It is a fairly frequent incidental finding of colonic biopsies and resection specimens. The pigmentation is caused by apoptotic cells which are ingested by macrophages and subsequently transported into the lamina propria, where ...
متن کاملConstipation, anthranoid laxatives, melanosis coli, and colon cancer: a risk assessment using aberrant crypt foci.
The associations between colorectal cancer (CRC) and constipation, anthranoid laxative use, and melanosis coli are controversial. Aberrant crypt foci (ACF) are microscopic lesions of the colonic mucosa suspected of being preneoplastic, and their investigation has been advocated to evaluate the cause-effect relationship between putative risk factors and CRC. To this aim, we investigated the rela...
متن کاملMelanosis coli: Harmless pigmentation? A case-control retrospective study of 657 cases
BACKGROUNDS AND AIMS The association of melanosis coli with the development of colorectal polyps remains uncertain. METHODS From a total of 18263 patients who had received colonoscopy in our hospital, 219 with melanosis coli cases and 438 controls matched by age and sex (at 1:2 ratio) were included in this study. The association of incidence, number, location, and pathology of colorectal neop...
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ژورنال
عنوان ژورنال: Revista Andaluza de Patología Digestiva
سال: 2020
ISSN: 1988-317X
DOI: 10.37352/2020434.4