Test Overview
Test Methodology

Flow cytometry

Test Usage

Used broadly for clinical contexts for the assessment of type I and II IFN responses, including inborn errors of immunity, including primary immunodeficiencies, autoinflammatory syndromes and primary immune regulatory disorders, systemic lupus erythematosus, Type I interferonopathies, and viral infections

Reference Range *

Interpretive report provided

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday
Analytic Time

3 - 4 days

Soft Order Code
  • IFN I/II
  • Type I/II IFN panel
Reference Laboratory
Nationwide Children's Hospital T1A2MP
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a Lav (EDTA) tube. Send to Specimen Processing at ambient temperature. Draw Monday-Thursday before 4pm only. Specimen must be received at Nationwide Children's on Friday morning at the latest.

Special Handling

Specimen stability 72 hours

Alternate Specimen
3 mL Sodium heparin whole blood (green top tube)
Normal Volume
3 mL whole blood
Minimum Volume
1 mL whole blood
Storage Temperature
Additional Information

Test performed by Nationwide Children's Diagnostic Immunology Lab