Respiratory Flashcards
Which disease is caused by mucosal injury> Fusobacterium necrophurum entry
ulcerative necrosis in mouth/ pharynx/larynx
pyrexia
dysphagia
pungent smell
calf diptheria
what is a sequalae to calf diptheria which presents with very loud inspiratory effort and noise
laryngeal chondritis
Pasturella, mannheimia histophilus trueperella mycoplasma fusobacterium necrophorum
are all bacteria causing what?
respiratory disease
what is reinfection syndrome with cattle with dictylocaulus viviparus?
allergic reaction to d viviparous in cattle with partial immunity (no faecal larvae)
what is fog fever?
allergic reaction to tryptophan in grass
acute pneumonia, gasping for air, death
how prevent fog fever
slow introduction to pasture, not gorging
what causes shipping fever
pasturellosis, mannheimia and BHV-1
ddx profuse nosebleed
venal caval thromboembolism - (no tx- slaughter, fit for human consumption)
FB blackthorn hedge
which breeds are predisposed to
atopic rhinitis
enzootic nasal granuloma
channel island and friesian
what is the maximum age range accpeted for keeping calves together
try to keep all born within 2 weeks of each other together in groups- no big age gaps
LCT of a calf
no draught
some draught
damp floor
0 C
9C
15C
risk of what to:
fattening cattle
1st lactation heifers turned out
housed calves
fattening cattle > mannheimiosis/ pasturellosis, histophilus somni
1st lactation heifers turned out> Dictylocaulus viviparus
housed calves > enzootic pneumonia
components of bovine respiratory complex?
RSV= respiratory syncytial virus PI3= parainfluenza type III IBR= infectious bovine rhinotracheitis BVD= bovine viral diarrhoea virus
what is the best choice diagnostic test for BRD complex
tracheobronchal washings
best diagnostic test for D viviparous
faecal, baermanns, L1
