Table 2. Laboratory tests before administration of immunosuppressive or immunomodulating drugs.

Virus	Test
Hepatitis B virus	– Anti-HBS quantified – HBs antigen, anti-HBs, and – Anti-HBc
Hepatitis C virus	(Anti-hepatitis C)
Hepatitis A virus	(Anti-HAV IgG)
Epstein-Barr virus	Anti-EBV
Cytomegalovirus	Anti-CMV IgG and IgM
Herpes virus	Anti-HSV q and 2: IgG and IgM
Varizella-Zoster virus	Anti-VZ IgG
Syphilis	VDRL or TPPA