ORF Disease in sheep and Goats:-
What are the symptoms of ORF
- Appearance of nodular eruptions on the oral commisures, lips, mouth and nostrils and the lesions are followed by papules, vesicles, pustules and ulcers in 3 to 4 days.
- Extensive lesions on the feet lead to lameness.
- Mastitis may result in ewes with lesions on the udder.
- Profuse salivation, lacrymation accompanied by nasal discharge.
- Ewes nursing infected lambs may develop lesions on the udder.
- In young lambs, the initial lesion may develop on the gum below the incisor teeth.
Suggested first aid
- Affected animal should be segregated from the rest of the flock.
- Strict hygienic and sanitary measures are to be adopted.
- Contact nearest Veterinary Assistant Surgeon for treatment.
General control and preventive measures
- Lambs should be vaccinated when one month old.
- For better results, a second vaccination 2-3 months later is suggested.
- Vaccines should be used cautiously to avoid contaminating uninfected premises and vaccinated animals should be segregated from unprotected stock until the scabs have fallen off.
- Strict hygienic and sanitary measures are to be adopted.
- Non immunized lambs should be vaccinated before entering infected feedlots.
Courteasy By Tamil Nadu Agricultural University.