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Test Code FINAB Insulin Autoantibodies (IAA)

Important Note

This is the replacement test for INAB which will become obsolete on 8/18/2025.

Additional Codes

Sunquest FINAB
EPIC  


Specimen Required


Patient preparation: No radioactive isotopes should be administered 24 hours prior to venipuncture.

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions:

1. Within 1 hour of collection, centrifuge and aliquot 0.5 mL of serum into a plastic vial.

2. Freeze immediately after separation and send frozen.


Secondary ID

75935

Method Name

Insulin-I125 binding capacity

Reporting Name

Insulin Antibodies

Specimen Type

Serum

Specimen Minimum Volume

0.2 mL Note: This volume does not permit repeat analysis.

Specimen Stability Information

Specimen Type Temperature Time
Serum Frozen (preferred)
  Refrigerated  72 hours

Reject Due To

Thawing** Cold Ok; Warm Reject
Radioactive isotopes administered 24 hours prior to venipuncture Reject

Reference Values

Negative: <5.0 uU/mL

Positive: ≥ 5.0 uU/mL

Day(s) Performed

Monday through Sunday

Report Available

9 to 16 days

Performing Laboratory

Esoterix Endocrinology

Test Classification

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

CPT Code Information

86337

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FINAB Insulin Antibodies 8072-1

 

Result ID Test Result Name Result LOINC Value
FINAB Insulin Antibodies 8072-1