Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  


Sunquest Test Code:
PVTCFX      Geisinger Epic Procedure Code: PVTCFX         Geisinger Epic ID: 35055

Specimen type:
Whole blood
Preferred collection container:
Specimen required:
8 mL whole blood in sodium heparin tube at room temperature.
Special notes:
Specimen can only be collected Monday through Thursday and delivered to Referred Testing by 3:30 p.m. on day of collection.

Transport temperature:
Room temperature.
Specimen stability:
Room temperature: Unspecified. Refrigerated: Unacceptable. Frozen: Unacceptable.
Rejection criteria:
Refrigerated or frozen specimen. Specimen received past stability limit.

Reference interval:
Accompanies report.
CPT code(s):
86353 x2
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Untimulated, Phytohemagglutinin (PHA), and Viral Mix (VZV, CMV, Mumps)
Flow Cytometry
Clinical significance:
The test measures the T cell responses to antigens of common infections as well as to mitogens, allowing detection of deficiencies in this arm of the immune response. Patients with primary immunodeficiency may have deficits in the acquired T-cell response. It is useful for the following types of patients:
  • Immune deficiency
  • Recurrent infection
  • Evaluation of cell-mediated immunity
  • Monitoring immunosuppression (e.g., transplant patients)

Performing Locations

Viracor-IBT Laboratories

Technical Lead: Michael Weaver    
Performed stat? No
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*GMC - Geisinger Medical Center; GWV - Geisinger Wyoming Valley Medical Center; GSACH - Geisinger Shamokin Area Community Hospital; GBH - Geisinger Bloomsburg Hospital;
GCMC - Geisinger Community Medical Center (Scranton); GLH - Geisinger Lewistown Hospital; GHS - Geisinger Holy Spirit; GJSH - Geisinger Jersey Shore Hospital,
GSWB - Geisinger South Wilkes-Barre