Bovine respiratory ICVA diseases

ABPEE Clinical signs

Respiratory distress

Non-productive cough

Nasal discharge +/- serous, frothy

Abdominal breathing

Cyanosis

Sudden death

NO FEVER

ABPEE DX

Exam: Harsh or Absent lungs (emphysema)

Necropsy: Heavy edematous lungs w/ interstitial emphysema

Rumen analysis: ^ 3-MI

ABPEE TX

Immediate + Agressive

Corticosteroids

Diuretics

Bronchodilators

O2 therapy

Shipping fever + Calf pneumonia clinical signs

Fever (>104F)

Tachypnea

Nasal discharge

Cough + Dyspnea

Crackles/Wheezes

Poor growth/weight loss

Sudden Death

Shipping fever + Calf pneumonia DX

Abnormal lung sounds (Consolidation/Pleuritis)

Nasal swab/transtracheal aspirate: Culture or PCR

Necropsy: Fibrinous pleuropneumnoia

Shipping fever + Calf pneumonia TX

Tuluthromycin, Oxytetracycline ( for bacterial pathogens)

NSAIDs

Supportive therapy

Prophylactic vaccine: for viral

Contagious Bovine Pleuropneumonia (Mycoplasma) Clinical signs

Extended neck, abducted elbows

Acute: Fever, dry cough pleural pain, death in 1 to 3 wks

Subacute:Less severe, can reoccur as chronic or carriers

Chronic: Pulmonary sequestration(intermittent bouts of illness) Emaciation

Contagious Bovine Pleuropneumonia (Mycoplasma) DX

Serology: Detect antibodies

PCR: Detect DNA

Culture: Definitive

Postmortem Exam: Fibrinous Pleuritis, lung sequestra, extensive pleuropneumonia

Contagious Bovine Pleuropneumonia (Mycoplasma) Tx

Cull affected + in-contact to prevent spread

Prevention: Vaccination,Movement restriction,Biosecurity

Sinusitis Secondary to Dehorning clinical signs

Nasal discharge: Uni/Bilateral Mucopurulent or hemorrhagic,

Facial Swelling

Pain + Sensitivity

Head shake + Rubbing

Anorexia + weight loss, Lethargy + Fever

Foul odor

Sinusitis Secondary to Dehorning DX

Recent dehorning

Percussion

Nasal Swab or sinus aspirates

Sinusitis Secondary to Dehorning TX

ABX(systemic): Penicillin, oxytetracycline, cephalosporins 10-14 days

Drainage if significant

NSAIDS

Wound care

Tuberculosis(mycobacterium bovis) c.s

Chronic cough

Dyspnea

Progressive emaciation despite good appetite

Intermittent fever + enlarged LN (head + neck)

Diarrhea + Reduced Milk

Tuberculosis(mycobacterium bovis) DX

Tuberculin skin test: 72hrs to avoid false negatives

IFN-y: Most sensitive

Postmortem: Granulomas/Tubercles

Bacterial culture

PCR

Tuberculosis(mycobacterium bovis) TX

Cull

PREVENTION

Vena Caval Thrombus Secondary to Pneumonia: C.S

Respiratory signs: Productive cough +/- Hemoptysis

Cardiovascular signs: signs of RHF

Systemic signs

+/- liver + gi signs in septic embolism in liver

Vena Caval Thrombus Secondary to Pneumonia:DX

Imaging: U/S( can see the thrombus)

BW: Leukocytosis w/left shift, anemia, elevated fibrinogen levels

Necropsy: Thrombi in caudal vena cava, septic embolism in lungs

Vena Caval Thrombus Secondary to Pneumonia: TX

Supportive Care

ABX therapy