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n. A usually fatal disease of sheep and goats, marked by chronic itching, loss of muscular coordination, and progressive degeneration of the central nervous system.

n. A degenerative prion disease of sheep and goats that attacks the central nervous system.

n. a fatal disease of sheep characterized by chronic itching and loss of muscular control and progressive degeneration of the central nervous system

"Although well-established in scrapie and, more recently, in BSE, comparatively little is known about the possibility of prion strains in chronic wasting disease (CWD), a disease affecting free ranging and captive cervids, primarily in North America."

animal disease