Malignant catarrhal fever

What is the pathogen responsible for Malignant Catarrhal Fever?

Ovine herpes virus 2.

How is Malignant Catarrhal Fever transmitted from sheep to cows?

Aerosol, direct contact, contaminated feed/water/bedding.

What increases shedding of the virus from sheep?

Stress factors like shearing and lambing.

List three clinical signs of Malignant Catarrhal Fever.

Pyrexia, enlarged lymph nodes, mucopurulent nasal discharge.

What notable respiratory sign is absent in Malignant Catarrhal Fever?

Cough.

What is a characteristic dermatological sign of Malignant Catarrhal Fever?

Exudative dermatitis on inner thigh and udder.

What is the primary method of diagnosis for Malignant Catarrhal Fever?

Clinical signs and laboratory tests like PCR or ELISA.

Is there any treatment for Malignant Catarrhal Fever?

No treatment; euthanasia is often the only option.

Which species is known to carry Ovine herpes virus 2 without clinical signs?

Sheep.

What type of discharge is associated with Malignant Catarrhal Fever?

Mucopurulent nasal discharge.