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Definition of KALA-AZAR
: a severe parasitic disease chiefly of tropical areas that is marked by fever, progressive anemia, leukopenia, and enlargement of the spleen and liver and caused by a leishmania (Leishmania donovani) transmitted by the bite of sand flies
Origin of KALA-AZAR
Hindi & Urdu kālā-āzār, literally, black disease
First Known Use: 1883
noun\ˌkäl-ə-ə-ˌzär, ˌkal-\(Medical Dictionary)
Medical Definition of KALA–AZAR
: a severe parasitic disease chiefly of Asia marked by fever, progressive anemia, leukopenia, and enlargement of the spleen and liver and caused by a flagellate of the genus Leishmania (L. donovani) that is transmitted by the bite of sand flies and proliferates in reticuloendothelial cells—called also dumdum fever; see leishman-donovan body
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