CPT Code(s)

86645

Methodology

Immunoassay (IA)

Limitations

False-positive IgM test results may be due to the presence of heterophile antibodies or presence of rheumatoid factor.

Reference Range(s)

Clinical Significance

CMV infections are common and usually asymptomatic. In patients who are immunocompromised, CMV may cause disseminated, severe disease. CMV may cause birth defects in a minority of infected newborns.

Alternative Name(s)

CMV Antibody IgM,CMV IgM Ab