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any disease affecting several muscles simultaneously.
polymyopathy/poly·my·op·a·thy/ (-mi-op´ah-the) disease affecting several muscles simultaneously.
Disease afftecting many muscles.
any disease affecting a number of muscles simultaneously.
occurs in association with hyperadrenocorticism in dogs.
a cause of acute pain, muscle weakness and lameness or, in a chronic form, muscle atrophy, in dogs. May be generalized or affecting only certain muscle groups, particularly of the head.