Background:Crimean Congo Hemorrhagic Fever (CCHF) is an emerging tick-borne viral zoonotic disease that endemic in Iran. The CCHF virus spread by RNA of the genus Orthonairovirus , family Nairoviridae. has been identified as most frequent hemorrhagic fever route transmission to humans through infected tick bites, contact with livestock, blood or tissues humans. Objectives: aim this study was in...