Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis

Introduction: Brucellosis is a zoonotic disease of public health importance having an impact on animal husbandry and dairy industry. Isolation of bacteria from blood cultures is very low, and diagnosis mainly depends on serology and molecular methods. The aim of this study is to know the impact of v...

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Main Authors: Meena Dias, Edwin Dias
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2015-01-01
Series:CHRISMED Journal of Health and Research
Subjects:
Online Access:http://www.cjhr.org/article.asp?issn=2348-3334;year=2015;volume=2;issue=2;spage=136;epage=139;aulast=Dias
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author Meena Dias
Edwin Dias
author_facet Meena Dias
Edwin Dias
author_sort Meena Dias
collection DOAJ
description Introduction: Brucellosis is a zoonotic disease of public health importance having an impact on animal husbandry and dairy industry. Isolation of bacteria from blood cultures is very low, and diagnosis mainly depends on serology and molecular methods. The aim of this study is to know the impact of various serological tests on the diagnosis of brucellosis. Materials and Methods: In a prospective study, a total of 180 samples, 90 from pyrexia of unknown origin (PUO) and 90 from high-risk group comprising veterinarians and animal handlers were serologically tested by Rose Bengal plate test, standard tube agglutination (STA) test and enzyme-linked immunosorbent assay (ELISA) and results were analyzed. Results: Out of 90 PUO cases, 28 were positive for brucellosis and in high-risk group, out of 30 veterinarians three were positive and out of 60 animal handlers 14 were positive. Male preponderance was seen. Rose Bengal and STA tests were still efficient methods for brucellosis serodiagnosis. The ELISA was observed to be more efficient in both acute and chronic brucellosis. Conclusion: All the three methods used are efficient methods for detecting Brucella antibody. Rose Bengal card test is the best suited for rapid diagnosis in rural endemic area as STA test is laborious and time-consuming. ELISA is the most sensitive test.
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spelling doaj.art-6edee7c4d12a4f30a105241eeec3c5852022-12-22T02:04:43ZengWolters Kluwer Medknow PublicationsCHRISMED Journal of Health and Research2348-33342348-506X2015-01-012213613910.4103/2348-3334.153258Comparative evaluation of various serological tests in the laboratory diagnosis of BrucellosisMeena DiasEdwin DiasIntroduction: Brucellosis is a zoonotic disease of public health importance having an impact on animal husbandry and dairy industry. Isolation of bacteria from blood cultures is very low, and diagnosis mainly depends on serology and molecular methods. The aim of this study is to know the impact of various serological tests on the diagnosis of brucellosis. Materials and Methods: In a prospective study, a total of 180 samples, 90 from pyrexia of unknown origin (PUO) and 90 from high-risk group comprising veterinarians and animal handlers were serologically tested by Rose Bengal plate test, standard tube agglutination (STA) test and enzyme-linked immunosorbent assay (ELISA) and results were analyzed. Results: Out of 90 PUO cases, 28 were positive for brucellosis and in high-risk group, out of 30 veterinarians three were positive and out of 60 animal handlers 14 were positive. Male preponderance was seen. Rose Bengal and STA tests were still efficient methods for brucellosis serodiagnosis. The ELISA was observed to be more efficient in both acute and chronic brucellosis. Conclusion: All the three methods used are efficient methods for detecting Brucella antibody. Rose Bengal card test is the best suited for rapid diagnosis in rural endemic area as STA test is laborious and time-consuming. ELISA is the most sensitive test.http://www.cjhr.org/article.asp?issn=2348-3334;year=2015;volume=2;issue=2;spage=136;epage=139;aulast=DiasBrucellosisenzyme-linked immunosorbent assayRose Bengal card testserologystandard tube agglutination test
spellingShingle Meena Dias
Edwin Dias
Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
CHRISMED Journal of Health and Research
Brucellosis
enzyme-linked immunosorbent assay
Rose Bengal card test
serology
standard tube agglutination test
title Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
title_full Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
title_fullStr Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
title_full_unstemmed Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
title_short Comparative evaluation of various serological tests in the laboratory diagnosis of Brucellosis
title_sort comparative evaluation of various serological tests in the laboratory diagnosis of brucellosis
topic Brucellosis
enzyme-linked immunosorbent assay
Rose Bengal card test
serology
standard tube agglutination test
url http://www.cjhr.org/article.asp?issn=2348-3334;year=2015;volume=2;issue=2;spage=136;epage=139;aulast=Dias
work_keys_str_mv AT meenadias comparativeevaluationofvariousserologicaltestsinthelaboratorydiagnosisofbrucellosis
AT edwindias comparativeevaluationofvariousserologicaltestsinthelaboratorydiagnosisofbrucellosis