1. | Suspected case | Patient with sudden onset of illness and fever for more than 3 days and less than 10 days in Crimean-Congo haemorrhagic fever (CCHF) endemic area or those among contact with livestock. |
2. | Probable case | Suspected case with thrombocytopenia and any two of the following: petechial or purpuric rash, epistaxis, hematemesis, haemoptysis, blood in stools, ecchymosis, gum bleeding, other haemorrhagic symptom. |
3. | Confirmed case | CCHF confirmed from NIH through ELISA/PCR |