Herpesvirus 7 Antibody (IgG), IFA

Test Code
36887


CPT Codes
86790

Preferred Specimen
1 mL serum


Minimum Volume
0.5 mL


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Lipemia • Icteric


Methodology
Immunofluorescence Assay (IFA)

Setup Schedule
Thursday All Shifts Report available: 2 Days


Reference Range
<1:320 titer

Interpretive Criteria
<1:320 No increase in HHV-7 IgG
1:320 Equivocal
>1:320 Increased HHV-7 IgG


Clinical Significance
HHV-7, like HHV-6, can cause exanthem subitum.




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.