[The biggest epidemic of hemorrhagic fever with renal syndrome in Croatia].

Introduction: The largest outbreak of hemorrhagic fever with renal syndrome (HFRS) to date occurred in Croatia in the year 2002. The epidemic started in winter, lasted throughout spring to summer months, ending not earlier than November.

Aim: The aim of this study was to investigate and analyze the basic epidemiologic and clinical features of HFRS in Croatia by uniform and standardized prospective-retrospective analysis of all patients affected by the epidemic.