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Infliximab and anti-Infliximab antibody-13579

Test info

Test name:

Infliximab and anti-Infliximab antibody

Test number:

13579

Excellian order number:

LAB13579

Abbreviation:

INFLIXIMAB

Alternate names:

Anti-TNF-alpha drug
IFD
Remicade

Tests included:

Infliximab drug level, anti-infliximab antibody and serial monitoring

Useful for:

Provides infliximab drug concentration levels as well as levels of anti-infliximab antibodies.

Specimen

Specimen type:

Serum

Collection container:

Gold serum separator (SST) tube

Volume:

2.0 mL

Minimum volume:

1.0 mL

Submission of the minimum volume does not allow for repeat testing

Collection instructions:

Immediatley following collection, mix sample by gently inverting 5 times

Processing instructions:

Allow sample to clot for a minimum of 30 minutes
Spin within two (2) hours of sample collection
Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Transport container:

Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)

Alternate collection container:

Red serum vial/tube, 5 mL

Alternate processing instructions:

Allow sample to clot
Spin within two (2) hours of sample collection
Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp), labelled as serum
Freeze

Transport and stability:

Frozen (preferred) - 359 days

Freeze/thaw cycle: stable x6

Refrigerated - 7 days

Ambient - 7 days

Performance

Performing lab:

Esoterix Endocrinology (803870) via LabCorp (503870): R-LC

Days set up:

2x/wk

TAT:

5 - 10 days

Method:

Electrochemiluminescence Immunoassay (ECLIA)

Clinical and Interpretive info

Reference ranges:

An interpretive report will be provided

Billing

CPT codes:

82397
80230

LOINC code:

Result 39803-2

Tracking

Date created:

04/08/2019

Revised date:

12/20/2023

Review date:

12/20/2023