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Lesteriosis in animal. Is an infection but not * contagious disease. (life_threating disease) * *it is called circling disease . *Also winter_spring disease of feedlot or haused ruminant. Caustive agent.
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Is an infection but not * contagious disease. (life_threating disease)**it is called circling disease .*Also winter_spring disease of feedlot or haused ruminant. Pm lecture
Caustive agent Listeria monocytogenes bacteria 1/ it is a gram positive 2/extremely antibiotic resistant coccoid to bacillus shaped bacteria found in environment 3/ live in soil ,in poorly made silage & spoiled forages & DI tract & mammary GI4/found in feces of infected birds , wild mammals fish ,insects& fetal feces ( meconium)5/shedded in nasal discharge, uterine discharge, aborted fetus Pm lecture
N.B Listeriosis is most prevalent during spring & winter months , w` suggests prevalance of l. monocytogenes thus management practice can be applied to minimize the risk of infection Pm lecture
Suspected animal *Common in domestic animal ( domestic mammals & poultry) espacially adult ruminant w` are feed contaminated silage than human beings*Newly born , elder ages & pregnant. Pm lecture
R.O.I • 1)through ingestion of contaminated feed or water or by fecal shedding of bacteria (( oral _fecal route ))2) through inhalation **Infected animal could die if improperly treated **Zoonosis cosumption of contaminated unpasteurised milk by human can lead to meningitis & meningoencephalitisif pregnant , abortion N.B Pm lecture
Listeriosis can be presented in3 forms Pm lecture
Facial nerve paralysis Pm lecture
Encephalitis Form Pm lecture
Fever , diarrhea, loss appetite depression Pm lecture
QuiZzZz Listeriosis called e`…...&….&….. Q1 Q2 Q3 Q4 Micro appearance of encephalitis 1)…. 2)…. 3)…….. Q5 Q6 PM lesion in abortion form 1)…… 2)…. Pm lecture