Prevalence, causes and economic losses resulting from condemnations in the slaughterhouses/slabs in Eastern and North-eastern zones of Tanzania

摘要

Across-sectionalstudywasconductedfromNovember2015toJanuary2016inslaughterhouses/slabsofSame(Kilimanjaro)andKorogwe(Tanga)districtsandTemekemunicipality(Dar-es-Salaamregion).Thestudyaimedatestablishingthecausesofcondemnations,determiningthemagnitudeofdetecteddiseases/diseaseconditionsduringmeatinspectionandestimationofeconomiclossesduetoorgans/carcasscondemnationincattle,goats,sheepandpigs.Atotalof952cattle,1133goatsand811sheepinSamedistrict;696cattle,305goatsand165sheepinKorogwedistrict;and516pigsinTemekemunicipalitywereslaughteredandinspectedthoroughlyusingtheTanzanianandFoodAgricultureOrganization(FAO)standardmeatinspectionprocedures.TheresultsrevealedthatthemajorcausesofcondemnationsinallanimalspecieswereFasciolosis,Cysticercosis,Stilesiahepatica,Hepatitis,Pneumonia,Abscess,Nephritis,Pericarditis,Splenomegaly,Pimplyguts,Calcifiedcysts,Cirrhosis,Emphysema,Renalcysts,Infarction,FlabbinessandHydronephrosis.Atotalof103(3.6%)lungs,32(1.1%)intestines,81(2.8%)livers,15(0.5%)kidneys,3(0.1%)heartsand30(1.1%)spleenswerecondemnedinSamedistrict;244(20.9%)lungs,140(12.0%)livers,127(10.9%)kidneys,61(5.2%)heartsand19(1.6%)spleenswerecondemnedinKorogwedistrict;and12(2.3%)kidneys,10(1.9%)wholecarcassand10(1.9%)lungsinpigswerecondemnedinslaughterhouseofTemekemunicipality.InSamedistrict,outof843slaughteredfemaleanimals,42(4.9%)werepregnantwhereasinKorogwedistrict,9(3.8%)outof240andTemekemunicipality,9(5.1%)outof176slaughteredfemaleanimalswerepregnant.Theeconomiclossasaresultoforganand/orcarcasscondemnationswasestimatedtobe39,002.44USDinSamedistrict,119,935.02USDinKorogwedistrictand46,791.56USDinTemekeMunicipality.TheoccurrenceofCysticercosisandFasciolosisillustratethepossiblepublichealthriskandalsopresenceofenvironmentalcontaminations.Therefore,thefindingofthisworkunderscorefortheneedtoinstituteappropriatepublichealtheducation,surveillanceanddiseasecontrolmeasurescoupledwithstrictenforcementofActsandregulationsgoverninganimalandpublichealthandwelfare.