Blood tests revealed leukocytosis with left shift (11,700 · 109/L leukocytes, 81% neutrophils), PCR = 15.93 mg/mL and LDH = 1.154 IU/L. Anti-HCV antigen hepatitis virus antigen, respiratory virus antigen virus antigen IgM, and IgM antigen virus antigen virus antigen detection were negative.