RNAP3 – “RNA Polymerase III Antibody” replaced by RP3 – “RNA Polymerase III Antibody”

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Inactivated/Replace Test

Effective Date

05/13/2025

Included in Report

WML Test Directory Update | May 2025

Replacement Test

RNA POLYMERASE III ANTIBODY

Inactivated Test Details

Mnemonic

RNAP3

Ordering Code

3423040

CPT-4 Codes(s)

83516

Replacement Test Details

Mnemonic

RP3

Ordering Code

3000417

CPT-4 Codes(s)

86235

Turnaround Time
1 - 4 days
Performed
Monday - Friday
Legacy Code
RP3
Example Report
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Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.

Alternate Specimen

Serum: Red top

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Hemolysis, lipemia or microbially contaminated samples

Stability

Room temperature: 8 hours
Refrigerated: 14 days
Frozen: Undetermined

Methodology

Enzyme Linked Fluorescent Immunoassay
more

Reference Range

10 U/mL Positive
more

Performing Laboratory

Warde Medical Laboratory
more

New York DOH Approval Status

Yes
more

Interface Map for RP3

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
RNA Polymerase III Antibody3000417
3000417 RNA Polymerase III Antibody79182-2No

The CPT codes provided are for general informational purposes only and are based on an interpretation of AMA guidance. It is the sole responsibility of the billing party to determine CPT codes. Any questions regarding coding should be directed to the paying party.

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