African horse sickness

African horse sickness
Af·ri·can horse sickness .af-ri-kən- n a serious and commonly fatal disease of horses and sometimes other mammals including rarely humans that is caused by a reovirus of the genus Orbivirus (serotypes of species African horse sickness virus), that is endemic in parts of central and southern Africa, that is characterized by fever, edematous swellings, and internal hemorrhage, and that is transmitted by biting flies of the genus Culicoides called also horsesickness

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an infectious disease of horses and mules caused by orbivirus; it is endemic in most of sub-Saharan Africa but has also been found in Europe and the Middle East. Four types are distinguished: the respiratory type (fever, dyspnea, copious fluid discharge, and usually a fatal inhalation pneumonia), the cardiac type (edema of the head with widespread petechiae, often but not always fatal), the mixed cardiac and respiratory type, and a mild type called horse sickness fever. Called also pestis equorum and equine plague.

Medical dictionary. 2011.

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  • African horse sickness — (AHS) is a highly infectious, and deadly disease. It commonly affects horses, mules, donkeys and zebras. It is caused by a virus of the genus Orbivirus belonging to the family Reoviridae. This disease can be caused by any of the nine serotypes of …   Wikipedia

  • African horse-sickness — noun A serious disease of horses, due to a virus ● horse …   Useful english dictionary

  • African horse sickness virus — a virus of the genus Orbivirus that causes African horse sickness …   Medical dictionary

  • African horse sickness — ▪ pathology also called  equine plague        disease of Equidae (horses, mules, donkeys, and zebras) caused by an orbivirus called AHSV (family Reoviridae) that is transmitted by arthropods, notably biting midges (Culicoides imicola). The… …   Universalium

  • african horse sickness — noun Usage: usually capitalized A : a serious and commonly fatal virus disease of horses endemic in parts of central and southern Africa, characterized by fever, edematous swellings, and internal hemorrhage, and transmitted by certain biting… …   Useful english dictionary

  • horse sickness — horse sickness, = African horse sickness. (Cf. ↑African horse sickness) …   Useful english dictionary

  • horse sickness fever — a mild nonfatal form of African horse sickness, characterized by a slow onset of fever with only slight respiratory distress …   Medical dictionary

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