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Test Code FINAB Insulin Autoantibodies (IAA)

Additional Codes

Epic Ordering Code LAB3040498
NBS code LBC07063
Service code 36696

Reporting Name

Insulin Antibodies

Specimen Type

Serum


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 24 hours of collection, centrifuge and aliquot 0.5 mL of serum into a plastic vial.

2. Freeze immediately after separation and send frozen.


National University Hospital-Singapore Note:

NUH Outreach Laboratories:
Specimen Requirements
Submit only one of the following:
Preferred: Yellow Top
Acceptable: Red Top
Processing Requirements
Centrifuge and aliquot serum into a Mayo plastic tube. Freeze immediately
Specimen type: Serum
Volume: 1 mL
Storage/transport requirements: Frozen

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

Method Name

Insulin-I125 binding capacity

Day(s) Performed

Monday through Sunday

Report Available

9 to 16 days
National University Hospital-Singapore Note:

Please note that this is a referral test requiring transport to the external testing facility and an additional 3-5 days is required.

Reference Values

Negative: <5.0 uU/mL

Positive: ≥ 5.0 uU/mL

Performing Laboratory

Esoterix Endocrinology

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

Secondary ID

75935

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.
National University Hospital-Singapore Additional Information:

Last updated 03/08/2026