TSHRA – “TRAb (TSH Receptor Antibody)” replaced by ATSHR – “TRAb (TSH Receptor Antibody)”

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Inactivated/Replace Test

Effective Date

10/24/2023

Included in Report

WML Test Directory Update | October 2023

Replacement Test

TRAb (TSH Receptor Antibody)

Notes

Inactivating sendout test TSHRA and replacing it with in-house test ATSHR

Inactivated Test Details

Mnemonic

TSHRA

Ordering Code

3400198

CPT-4 Codes(s)

83520

Replacement Test Details

Mnemonic

ATSHR

Ordering Code

3000316

CPT-4 Codes(s)

83520

Turnaround Time
1 - 4 days
Performed
Tuesday, Friday
Legacy Code
ATSHR
Example Report
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Specimen Information

Collect

Serum separator tube (SST)

Specimen Preparation

Clot specimen completely at room temperature. Centrifuge and separate seerum from cells within 1 hour of collection. Send 1.0 mL serum in a screw capped plastic vial.

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated

Rejection Criteria

Gross hemolysis; specimens other than serum

Stability

Room temperature: 7 hours
Refrigerated: 6 day
Frozen: 1 year

Methodology

Electrochemiluminescence Immunoassay (ELCIA)
more

Reference Range

<=1.75 IU/L
more

Performing Laboratory

Warde Medical Laboratory
more

Interface Map Changes

LOINC Code

Previous:Updated To:
5385-0Not Available

Interface Map for ATSHR

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
TRAb (TSH Receptor Antibody)3000316
3000316TRAb (TSH Receptor Antibody)Not AvailableNo

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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