Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

IGF-2

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2517         Geisinger Epic ID: 17767

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Specimen required:
0.5 mL aliquot of serum; minimum 0.3 mL. Please submit a separate frozen aliquot for this test. It may not be combined with any other test requiring a frozen aliquot.
Special notes:
Avoid hemolysis. Avoid lipemia. See Specimen Procesing Notes.
Patient preparation:
Overnight fasting preferred.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow the blood to clot for 1 hour. Centrifuge the sample. Separate serum from cells within 1 hour. 
Transport temperature:
Frozen.
Specimen stability:
Room Temperature: 7 days. Refrigerated: 7 days. Frozen: 21 days.
Rejection criteria:
Stability limits exceeded. Grossly lipemic, hemolytic or icteric specimens. Plasma is not acceptable.

TEST DETAILS
Reference interval:
<2 Years Not established
2-17 Years 260-630 ng/mL
≥ 18 Years 267-616 ng/mL
CPT code(s):
82542
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Insulin-like growth factor II.
Methodology:
Chromatography/Mass Spectrometry
Synonyms:
IGF II, IGF2, insulin like growth factor receptor 2, Somatomedin A
Quest test code 92790
Clinical significance:
IGF-2 measurements are useful in the diagnosis of growth disorders, as an adjunct to IGF-1.

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Set up: Monday, Thursday a.m.; report available: 5-8 days.    
Performed stat? No
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