In goats and sheep, orf virus causes contagious ecthyma. Histopathological evaluation of the submitted oral skin samples showed epidermal hyperplastic epithelium and ulceration that formed ...

It said after the NSPCA National Inspectors observed lesions on the lips of numerous sheep in the feedlot, which raised suspicions of contagious ecthyma (also known as “Orf”, “Vuilbek” or ...