(B).

HA-IgM	neg
HA-IgG	neg
HEV-IgA	neg
EBNA	neg
VCA-IgM	<10 fold
VCA-IgM	10 fold
CMV-IgM	neg
CMV-IgG	neg
HBV-DNA	neg
HCV-RNA	neg
EBV-DNA	neg
HEV-RNA	6.7 Logcopy/mL
HHV6-DNA	neg
CMV C7HRPAb	neg

(A) Blood examinations at the time of consultation. (B) Results of viral markers. Antibodies and RNA of hepatitis A virus (HAV), hepatitis E virus (HEV), Epstein-Barr virus (EBV), cytomegalovirus (CMV), and human herpes virus (HHV)-6 were investigated. ‘neg’ indicates levels that were under the sensitivity limits for the assays.