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Test Code LAB649 Insulin Antibodies, Serum

Important Note

Must be separated within 1 hour of collection.

Additional Codes

Mayo Test ID
INAB

Reporting Name

Insulin Abs, S

Useful For

Predicting the future development of type 1 diabetes in asymptomatic children, adolescents, and young adults, when used in conjunction with family history, human leukocyte antigen-typing, and other autoantibodies, including glutamic acid decarboxylase (GAD65) and islet cell antigen 2 (IA-2) antibodies

 

Differential diagnosis of type 1 versus type 2 diabetes

 

Evaluating diabetics with insulin resistance in patients with established diabetes (type 1 or type 2)

 

Investigation of hypoglycemia in nondiabetic subjects

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 1.5 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 28 days
  Frozen  28 days
  Ambient  72 hours

Reference Values

≤0.02 nmol/L

Reference values apply to all ages.

Day(s) Performed

Wednesday, Sunday

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

86337

LOINC Code Information

Test ID Test Order Name Order LOINC Value
INAB Insulin Abs, S 60463-7

 

Result ID Test Result Name Result LOINC Value
8666 Insulin Abs, S 60463-7

Report Available

3 to 9 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject

Method Name

Radioimmunoassay (RIA)