| a contagious viral disease of sheep and goats and occasionally of humans, marked by vesicular and pustular lesions on the lips. |
ecthyma ec·thy·ma (ěk-thī'mə)
n.
A pyogenic infection of the skin due to staphylococci or streptococci and characterized by adherent crusts beneath which ulceration occurs.
contagious ecthyma
viral disease of sheep and goats. Blisters, pustules, ulcers, and scabs form on the lips especially but also on the face and ears. In severe cases sores form inside the mouth. Infections occur in the spring and summer and heal in about a month. Humans who work around the sheep sometimes become infected
Learn more about contagious ecthyma with a free trial on Britannica.com.