Test Code LAB2404 ANA with Reflex to ENA

Additional Codes

CPT Code: 86038 if positive reflex codes 86235 X 9

Multiplex Flow Immunoassay

If Antinuclear Antibodies (ANA), Serum (ANAT) result is positive, Antibody to Extractable Nuclear Antigen Evaluation, Serum (ENA) will be ordered.

TidalHealth Peninsula Regional - Serology

Testing is performed Monday, Wednesday and Friday.

Specimens collected on those days must arrive by 0900 to be tested that day.

Schedule is subject to change based on holidays, instrumentation issues, and reagent availability.

Draw blood in a gold-top serum gel tube. (Hemolyzed specimen is not acceptable.) Spin down and send 2 mL of serum.

<100 AU/mL: negative

100-120 AU/mL: equivocal

>120 AU/mL: positive

Reference values apply to all ages.

If positive, reflexes to

1. SSAM

2. SSBM

3. SSMM

4. ARNPM

5. SCL70M

6. AJO1M

7. CMA

8. HISTA

9. ADNA

Monday, Wednesday, Friday