Update Type: Reference range changed
Test Updated: 04/30/2025
Test Overview
Test Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)
Test Usage
Diagnosis of glucagonoma (glucagon producing tumors) and glucagon-produced hypoglycemic disorders.
Reference Range *
> or =1 year of age: < or =159 pg/mL; <1 year of age: No reference interval established.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Days Set Up
Tuesday, Thursday
Analytic Time
4 - 8 days
Soft Order Code
GLP
MiChart Code
Glucagon
Synonyms
Laboratory
Sendout
Reference Laboratory
Mayo GLP (9358)
Section
Special Testing
Specimen Requirements
Collection Instructions
Collect specimen in chilled lavender top tube from a fasting patient. Following collection place Vacutainer® on ice for 10 minutes, then centrifuge, aliquot plasma into a plastic vial and freeze.
Special Handling
Fasting specimen. Collect in prechilled tube and place on ice immediately. Must arrive in lab or aliquot and freeze within 15 minutes.
Normal Volume
2 mL plasma
Minimum Volume
0.5 mL plasma
Storage Temperature
Strict frozen
Additional Information
Test sent to Mayo Clinic Laboratories.
Billing
CPT Code
82943
Fee Code
23380
LOINC
2338-2
NY State Approved
No