Patients admitted to health institutions with complaints including headache, fever, fever of 38 °C or higher, diffuse bodily pain, nausea and vomiting, diarrhea, or tachycardia, with laboratory findings such as elevated ALT/AST, CK, and LDH levels, leukopenia, and thrombocytopenia, should be carefully examined for CCHF, as are the key markers in its preliminary diagnosis. Here, GPT is linked to Decreased total leukocyte count.