Posted Date
Effective Date
Test Name
Cytomegalovirus Antiviral Resistance
Update Type
Test Code Change
CPT Code
87910
Order Code
VCMR4
TEST UPDATE
Cytomegalovirus Antiviral Resistance
Order Code: VCAVR
New Order Code: VCMR4
Fee Code: AA382
Reference Laboratory: Viracor Eurofins 33126
Please note that Viracor Eurofins has updated their CMV Resistance assay. MLabs has inactivated order code VCAVR effective March 15, 2022. This code will be replaced by new order code VCMR4 (available 3/29/22). The updated test includes interpretation of gene mutations and association with antiviral resistance, including maribavir, ganciclovir, foscarnet, and cidofovir. CMV sequencing analysis provides information about selected locations in two genes, UL54 and UL97 involved in CMV antiviral resistance.