Bovine Flashcards
What are signs of a displaced abomasum (right or left)?
Shortly after calving
Anorexia, dehydrated
Scant feces
Off feed
Ketotic
Describe the ping for an LDA
Mid thorax from point of elbow to hip
Typical chemistry findings for LDA and RDA
Metabolic alkalosis
Hypochloremia, hypokalemia
Treatment for LDA
Right or left abomasopexy
Right Omentopexy
Roll and tack
Describe the ping for an RDA
Right side
Cranial to 8th rib
What can develop on a chemistry due to RDA?
Paradoxic aciduria—excrete H+
Treatment for RDA
Emergency if volvulus
Right side or ventral paramedian
What does M. haemolytica produce in BRD that causes damage?
Leukotoxin
Signs of M. haemolytica pneumonia
Necrosis, thrombosis, fibrinopurulent
P. multocida
Milder than M. haemolytica
Enzootic pneumonia
Less fibrin
H. somni
Myocarditis
TEME
Purulent
Septicemia
M. bovis respiratory
Bronchopneumonia
Caseous exudate
Not respond well to antibiotics
Signs of PI3
Nasal & ocular discharge
Off feed
Increased RR
Bronchiolitis & alveolitis
Signs of BRSV
Fever
Honking cough
Off feed
Dyspnea
Interstitial pneumonia/edema
Bronchopneumonia
Signs of IBR/BHV-1
Mild to severe
High fever
Red nose
Cough
Salivation
Excess nasal discharge
Yellow nasal plaques
When should you vaccinate caves for BVD?
At 6 months old with MLV Type 1 & 2
Acute form of BVD
6-24 months old
Mild, biphasic fever
Diarrhea
High morbidity
Rapid respiration
Mucosal form of BVD
Fever
Severe diarrhea
Leukopenia
Erosions & ulcers
If exposed to NCP BVD, when will calves become persistently infected?
As a 40-125 day old fetus
At what stage of gestation will congenital defects occur if a fetus is infected with BVD?
100-150 days gestation
What are antibiotics that can be used for BRD?
Oxytetracycline
Tulathromycin (Mycoplasma)
Flurfenicol
Cephalosporins
Type 1 vagal indigestion
Free gas
Failure to eructate
Type 2 vagal indigestion
Omasal transfer failure (fluid filled rumen)
Papple
Type 3 vagal indigestion
Failure of pyloric outflow
H. bovis vs H. lineatum
Bovis—spinal cord
Lineatum—esophagus
Estrus
8-18 hours
Peak lactation in cows
4-8 weeks after calving
When is ketosis commonly seen?
Lactating cows due to energy needed
Signs of ketosis
Depression
Ketones in urine
Weight loss
Non-specific
Treatment for ketosis
IV Glucose
Oral propylene glycol
Dexamethasone
Contagious mastitis pathogens
S. agalactiae
S. aureus
C. bovis
Mycoplasma
Environmental mastitis pathogens
S. uberis
S. dysgalactiae
E.coli
What is a DCAD diet?
Increase Chloride, decrease potassium
(Na + K)-(Cl + S)
Late vs early infection with Neospora
Early—abortion
Late—congenital defects
When treating milk fever with calcium, what do you have to be cautious of?
Tachycardia
Gestation length of cattle
280 days
Number of permanent teeth
32