Laboratory tests: leukopenia, increased plasma levels of IL-6, IL-10, and CRP in the acute phase of the illness. Positive for SARS-CoV-2 IgG antibody in CSF. Brain MRI: small ischemic lesions located at the basal ganglia and semioval center, suggesting no major pathological changes in the brain. The gene discussed is CRP; the disease is Decreased total leukocyte count.