Lab Test Dictionary

Type I and II Interferon (IFN) Signature Quantitation in Monocytes by Flow Cytometry (T1A2MP)

Methodology

Flow Cytometry

Synonyms

Type I and II Interferon panel; Type I II Ifn panel; Type I II panel; Type I and II monocyte panel; Interferon signature panel

Specimen Type

Whole Blood

Performing Lab

Nationwide Children's Hospital Diagnostic Immunology

Epic ID

Other Reference Test

Lab Test Days

Monday-Friday

Standard TAT

36 Hours from receipt of sample

Collection Information

Specimen Required

2-3 mL Whole Blood

Container Type

EDTA Lavender-Top Tube

Collection Instructions

Collect Monday-Thursday before 1200 only. The provider must complete a T1A2MP Patient Information Form to submit with sample to lab.

Processing Information - Lab Use Only

Transport Temperature

Room Temp

Specimen Stability

Room Temp: 72 Hours; Refrigerated: Unacceptable; Frozen: Unacceptable

Rejection Criteria

Clotted specimen; Refrigerated specimen; Wrong collection tube; Delayed or improper handling

Test Volume Required

3 mL Whole Blood

Minimum Test Volume

2 mL Whole Blood

Processing Instructions

Must be received by Nationwide within 72 hours of collection. Complete a Nationwide Children's Diagnostic Immunology Test Requisition and completed T1A2MP Patient Information Form with specimen room temp. Ship Monday-Wednesday only.

Included Tests

CD45, CD14, CD169 (Siglec-1) and CD274 (PD-L1)

CPT Codes

86356 (x4) - not genetic

Revised

4/6/26