diseases Flashcards
anthrax is caused by
bacillus anthracis
necropsy should not be done in anthrax patients
true
clinical signs of anthrax
ataxia, bleeding from the orfices, dark blood, failure to clot
Big head is caused by
C. novyi, C.sordellii, C. chauvoei
bacteria thrive where with big head
lacerations / bruising of the subcutaneous tissue of the head
In regards to big head, what undergoes swelling
head/neck/face
how is big head treated
antibiotics
black disease is caused by C. _____ which is found where
novyi type B, soil
Black disease is contracted when
spores are ingested
if this disease is caught early the temperature can reach 104-106
black disease
Black leg is caused by
clostridium chauvoei
this disease often has a distinct rancid smell and necrotic muscle
black leg
this disease is caused by C. chauvoei (not black leg)
botulism
botulism is a
infection resulting from ingested toxin through feed
botulism has a ____ mortality rate due to
high, respiratory paralysis
Brucellosis in sheep is caused by
B. ovis
this disease rarely causes abortion in sheep
brucellosis
brucellosis is spread from
ram-ewe and ewe-ram
brucellosis in goats is caused by
B. melitensis
goats shed brucellosis in ____,_____,____
urine, feces, placenta, milk
the brucellosis vaccination for goats is allowed in the US
false
caseous lymphadenitis is a ______ infection caused by ________
bacterial, corynebacterium pseudotuberculosis
Corynebacterium pseudotuberculosis is often found in
maure, soil, skin, and infected organs
caseous lymphadenitis gains access to the body by
ingestion, wounds, contaminated equipment
Enzootic abortion in ewes is aka
chlamydophilosis
this is the most common cause of abortion in goats, and one of the most common in sheep
chlamydophilosis
chlamydophilosis is spread by
contact with infected uterine discharge, placenta, and fetus
treatment of this dz is to burn placental and fetal tisues
chlamydophilosis
Clostridium perfringens has ___ different types
4
Type A or CP is
commonly associated with diarrhea in neonates
Type B is aka
lamb dysentery
type c is
also called struck
type dis
pulpy kidney that typically effects the feedlot lambs
Joint iLL has multiple causes that are mainly
gram positive
joint ill usually occurs in
kids
listeriosis is caused by
L. monocytogenes
commonly contracted by consumption of contaminated feed
listeriosis
this is more prevalent in goats than sheep
listerisosis
malignant edema is caused by
C. septicum
this is commonly found in soil and GI tracts
malignant edema
johnes dz is aka
paratuberculosis
pinkeye is caused by
moraxella bovis
keratoconjunctivitis is aka
pink eye
tetanus is caused by
C. tetani
tetanus is a
spore forming bacteria that causes dz when it releases a toxin
TSE is
transmissible spongiform encephalopathies
tse is aka
scrapie
scrapie is caused by a
prion
vibriosis is a dz of
sheep
clinical signs of this dz include weak lambs, still birth, late term abortion
vibriosis
toxoplasmosis causes abortion in
goats and sheep
when will toxoplas. cause abortions
1 month prior to parturition
bluetongue is caused by an ___ that mainly affects ____
orbivirus, sheep
__ are responsible for the transmission of blue tongue
culicoides gnat (midge)
caprine arthritis encehalitis is a
retroviral infection that can occur in 3 forms
neurologic, arthritic, mastitic
1-4 month old kids are infected by the _____ form of CAE
neurological
Contagious ecthyma is caused by a
poxvirus ( sore mouth, scabby mouth)
this is transmitted through direct/indirect contact
contagious ecthyma
these lesions are self limiting in 14-21 days (Contag eecthyma)
true
foot and mouth disease (describe)
highly contagious, 2-12 day incubation period, transmitted through air, infected meat
ovine progressive pneumonia
retrovirus, affects sheep milk / colostrum, no tx
entropion
inward rolling of the eyelid
this is suspected of being hereditary
entropion
hereditary chondrodysplasia aka
spider lamb syndrome
this is an inherited musculoskeletal condition
spider lamb
metritis is can occasionally follow
retained placentas or dystocias
milk fever is aka
hypocalcemia
this is caused by a decrease in calcium
milk fever
prergnancy toxemia is aka
ketosis
this is commonly cuased by an inadequate calorie intake
pregnancy toxemia
prolapses
rare in goats
vaginal prolapses are
common in ewes
uterine prolapses
ewes most commonly affected, after birth
rectal prolapses
can commonly be associated with uterine / vaginal prolapses
retained placentas are more common in
sheep
urinary calculi can be from
dietary causes
urolithiasis is aka
urinary calculi
urinary calculi is most often seen in
sheep and goats