CD40LG and viral hepatitis: In addition, the test results for other diseases that can cause acute hepatitis other than viral hepatitis were as follows: Epstein–Barr virus (EBV) viral capsid antigen (VCA) IgM (negative), EBV VCA IgG (negative), EBV deoxyribonucleic acid (DNA) (negative), cytomegalovirus (CMV) IgM (negative), CMV IgG (negative), herpes simplex virus polymerase chain reaction (negative).