B2T – “Beta 2 Transferrin” replaced by B2TFN – “Beta-2 Transferrin”

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Inactivated/Replace Test

Effective Date

05/22/2023

Included in Report

WML Test Directory Update | May 2023

Inactivated Test

BETA-2 TRANSFERRIN, BODY FLUID

Notes

QSJC 10640; Source component added to test build

$251.50

Inactivated Test Details

Mnemonic

B2T

Ordering Code

1002990

CPT-4 Codes(s)

86335

Replacement Test Details

Mnemonic

B2FTN

Ordering Code

3400767

CPT-4 Codes(s)

86335

Turnaround Time
3 - 5 days
Performed
Sunday - Saturday
Legacy Code
B2FTN

Specimen Information

Collect

Nasal, eye or ear fluid

Specimen Preparation

Send 0.5 mL nasal, eye or ear fluid refrigerated in a screw capped plastic vial.

Alternate Specimen

Cotton swab soaked with drainage fluid submitted in a sterile, screw capped plastic vial. Do not
collect with culture swab. Do not add any liquid to the swab.

Minimum Volume

0.2 mL

Transport Temperature

Refrigerated
Salivary fluid specimens - Frozen

Stability

Room temperature: 15 days
Refrigerated: 30 days
Frozen: 60 days

Methodology

Immunofixation
more

Reference Range

Not detected
more

Interface Map for B2FTN

Test Name Ordering Code Result Code Component Name LOINC Code AOE Prompt Units
Beta-2 Transferrin3400767
3400769SourceNot availableYes
3400768Beta 2 Transferrin13876-8No

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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