3.3 Laboratory test results
The 5 patients diagnosed with SFTS mainly showed decreased white blood cell counts (WBC; 4/5), platelet counts (PLT; 5/5), alanine aminotransferase (ALT; 5/5), and aspartate aminotransferase (AST; 4/5), blood urea nitrogen (BUN; 2/5), creatine kinase (CK; 4/5), and increased lactate dehydrogenase (LDH; 5/5). All 5 patients with SFTS had thrombocytopenia, but other patients also had cytopenia (7/12) (Table 1).