Herpes Simplex Virus 1/2 Antibody (IgM), IFA with Reflex to Titer, CSF

Test Code
90851

CPT Codes
86695, 86696

Includes
If HSV 1 IgM screen is positive, then HSV 1 IgM Titer will be performed at an additional charge (CPT code(s): 86695).
If HSV 2 IgM Screen is positive, then HSV 2 IgM Titer will be performed at an additional charge (CPT code(s): 86696).

Preferred Specimen
1 mL CSF submitted in a sterile plastic leak-proof container

Minimum Volume
0.2 mL

Transport Temperature
Room temperature

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

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Grossly hemolyzed • Grossly lipemic • Icteric • Turbid • Contaminated samples

Methodology
Immunofluorescence Assay (IFA)

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule
Set up: Mon-Sat a.m.; Report available: 2-3 days

Reference Range
HSV 1 IgM Screen Negative
HSV 2 IgM Screen Negative


Clinical Significance
Detection of HSV IgM in CSF may aid in the diagnosis of encephalitis caused by HSV.

Performing Laboratory
Quest Diagnostics Infectious Disease, Inc.
33608 Ortega Highway, Bldg B-West Wing
San Juan Capistrano, CA 92675-2042




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.