Muscle and muscle disorders in the horse

After On introduction on anatomy and (patho)physiology of muscle a review o f equine myopathies is given. The prevalence and incidence of myopathies di ffers significantly among breeds, their anticipated use and geographic loca tion. localized muscle disorders may be caused by infection, trauma and loc al circulatory problems (e.g. aortic-iliac thrombosis). Systemic muscle dis orders are exertional rhabdomyolysis, metabolic storage myopathy, exhaustio n myopathy, atypical myoglobinuria in grazing horses, myalgia, hyperkalemic periodic paralysis, postanesthetic myopathy, nutritional myopathies and my otonia.