Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy

Introduction: Chronic diarrhea is defined as the passage of soft or watery stool more than three times per day with or without blood and/or mucous or the passage of stool of more than 200 g per day and lasts for more than 4 weeks. Studies exploring the causes of chronic diarrhea in the developing co...

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Main Authors: Varun Kumar Karri, Sravan Kumar Korrapati, L. R. S. Girinadh
Format: Article
Language:English
Published: Thieme Medical and Scientific Publishers Pvt. Ltd. 2019-01-01
Series:Journal of Digestive Endoscopy
Subjects:
Online Access:http://www.thieme-connect.de/DOI/DOI?10.4103/jde.JDE_62_17
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author Varun Kumar Karri
Sravan Kumar Korrapati
L. R. S. Girinadh
author_facet Varun Kumar Karri
Sravan Kumar Korrapati
L. R. S. Girinadh
author_sort Varun Kumar Karri
collection DOAJ
description Introduction: Chronic diarrhea is defined as the passage of soft or watery stool more than three times per day with or without blood and/or mucous or the passage of stool of more than 200 g per day and lasts for more than 4 weeks. Studies exploring the causes of chronic diarrhea in the developing countries are scarce and might not be generalizable from one setting to another. Aim: The aim of the study is to study the colonic and terminal ileal macroscopic and mucosal histopathological findings in chronic large bowel diarrhea patients. Methods: Eighty-six patients with chronic large bowel diarrhea were included after negative HIV status, stool analysis, and stool culture. A full-length colonoscopy with terminal ileoscopy was done. When the colon was within normal limits, randomly four biopsies each were taken from terminal ileum, ascending colon, transverse colon, and rectosigmoid region, respectively. Results: In a total of 86 patients, most of the patients (48%) were in the age group of 41–60 years. Females predominated in the present study in the ratio of 3:2. Ileal intubation was possible in all (100%) cases. Histology is normal in 35 patients. Fifty-one patients had histological changes of which 22 were diagnostic for specific disease which altered the treatment. Among 22 patients, 21 (95.4%) had histological changes in ascending colon and only 9 (40.9%) had changes in biopsy from rectosigmoid. In our study, definite diagnostic histology was obtained in 25.5% of cases. Conclusion: The yield of colonoscopy and biopsy in chronic large bowel diarrhea is moderate. Colonoscopy and biopsy have higher diagnostic yield than sigmoidoscopic biopsies.
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spelling doaj.art-56ff2a37efdb43d9b039c8f17f70ea002022-12-21T22:21:16ZengThieme Medical and Scientific Publishers Pvt. Ltd.Journal of Digestive Endoscopy0976-50420976-50502019-01-01100104905210.4103/jde.JDE_62_17Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal ColonoscopyVarun Kumar Karri0Sravan Kumar Korrapati1L. R. S. Girinadh2Department of Gastroenterology, KGH, Visakhapatnam, Andhra Pradesh, IndiaDepartment of Gastroenterology, KGH, Visakhapatnam, Andhra Pradesh, IndiaDepartment of Gastroenterology, KGH, Visakhapatnam, Andhra Pradesh, IndiaIntroduction: Chronic diarrhea is defined as the passage of soft or watery stool more than three times per day with or without blood and/or mucous or the passage of stool of more than 200 g per day and lasts for more than 4 weeks. Studies exploring the causes of chronic diarrhea in the developing countries are scarce and might not be generalizable from one setting to another. Aim: The aim of the study is to study the colonic and terminal ileal macroscopic and mucosal histopathological findings in chronic large bowel diarrhea patients. Methods: Eighty-six patients with chronic large bowel diarrhea were included after negative HIV status, stool analysis, and stool culture. A full-length colonoscopy with terminal ileoscopy was done. When the colon was within normal limits, randomly four biopsies each were taken from terminal ileum, ascending colon, transverse colon, and rectosigmoid region, respectively. Results: In a total of 86 patients, most of the patients (48%) were in the age group of 41–60 years. Females predominated in the present study in the ratio of 3:2. Ileal intubation was possible in all (100%) cases. Histology is normal in 35 patients. Fifty-one patients had histological changes of which 22 were diagnostic for specific disease which altered the treatment. Among 22 patients, 21 (95.4%) had histological changes in ascending colon and only 9 (40.9%) had changes in biopsy from rectosigmoid. In our study, definite diagnostic histology was obtained in 25.5% of cases. Conclusion: The yield of colonoscopy and biopsy in chronic large bowel diarrhea is moderate. Colonoscopy and biopsy have higher diagnostic yield than sigmoidoscopic biopsies.http://www.thieme-connect.de/DOI/DOI?10.4103/jde.JDE_62_17 biopsy chronic large bowel diarrhea colonoscopy histology
spellingShingle Varun Kumar Karri
Sravan Kumar Korrapati
L. R. S. Girinadh
Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
Journal of Digestive Endoscopy
biopsy
chronic large bowel diarrhea
colonoscopy
histology
title Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
title_full Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
title_fullStr Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
title_full_unstemmed Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
title_short Histological Evaluation of Patients with Chronic Nonbloody Large Bowel Diarrhea and Normal Colonoscopy
title_sort histological evaluation of patients with chronic nonbloody large bowel diarrhea and normal colonoscopy
topic biopsy
chronic large bowel diarrhea
colonoscopy
histology
url http://www.thieme-connect.de/DOI/DOI?10.4103/jde.JDE_62_17
work_keys_str_mv AT varunkumarkarri histologicalevaluationofpatientswithchronicnonbloodylargeboweldiarrheaandnormalcolonoscopy
AT sravankumarkorrapati histologicalevaluationofpatientswithchronicnonbloodylargeboweldiarrheaandnormalcolonoscopy
AT lrsgirinadh histologicalevaluationofpatientswithchronicnonbloodylargeboweldiarrheaandnormalcolonoscopy