Table 4.

Screening tests for donor organs

Tests	Comments/Action Required for Abnormal Results
HIV-1 and 2	Positive test contraindicates organ use
HTLV-1 and 2	Positive test contraindicates organ usea
Hepatitis A virus	Positive IgM contraindicates organ use
Hepatitis B virus	Obtain full panel of hepatitis B serology, including surface antigen and anti-core antibody; positive HBsAg contraindicates organ use
Hepatitis C virus	Some centers use positive organ only for positive candidates
CMV	Obtain IgG; urine culture for seropositive infants <2 years
EBV	Viral capsid antigen and EBNA
Toxoplasma gondii	Obtain on heart, heart-lung donor
Treponema pallidum	Positive confirmatory test contraindicates organ use

Abbreviation: HBsAg, hepatitis B surface antigen.

^aThis is currently being reexamined in some jurisdictions given lack of availability of testing platforms.