Bovine Adenovirus Flashcards

Question	Answer		Article
Which body systems are most commonly affected by bovine adenovirus?	Respiratory Gastrointestinal		Link to Article
Which disease complex is the virus also thought to be involved with?	Enzootic Pneumonia of Calves		Link to Article
What age of cattle are commonly affected and why?	Calves 2 weeks – 4 months old As maternal immunity wanes		Link to Article
What are the common clinical signs	Coughing +/- blood Diarrhoea +/- melaena/haematochezia Nasal discharge Dyspnoea Anorexia		Link to Article
How should antibody titres be analysed and interpreted for diagnosis of bovine adenovirus?	Paired samples should be taken at the onset of pyrexia/disease and repeated after 2 weeks. A four fold increase in neutralising antibodies from a previously low titre is suggestive of adenovirus as the aetiological agent of disease.		Link to Article
What is the characteristic microscopic finding?	Intranuclear inclusion bodies in the respiratory endothelial cells which slough.		Link to Article
What are the important control measures for prevention of bovine adenovirus?	Adequate colostrum intake should be ensured in all calves Minimal mixing of age groups Vaccination Good hygiene practice Adequate ventilation n calf housing		Link to Article