Crimean-Congo Hemorrhagic Fever: Report of Three Cases from Iran

Abstract

Introduction: Crimean-Congo Haemorrhagic Fever (CCHF) is a viral haemorrhagic fever caused by RNA virus (Nairovirus -family: Bunyaviridae). CCHF can cause severe infection in humans with a fatality rate of up to 25%-30%. Typically sings are headache, agitation, high fever, mood instability, muscular pain, thrombocytopenia, leukopenia, leukocytosis, nosebleeds and black stools with 1-7 days' incubation period.