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Insulin-Like Growth Factor 2
2013599
Ordering Recommendation

May be used as an adjunct to IGF-1 in diagnosis of growth disorders.

Mnemonic
IGF-2
Methodology
Quantitative Enzyme-Linked Immunosorbent Assay
Performed
Tuesday
Reported
1-8 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Plain Red or Serum Separator Tube (SST). 
Specimen Preparation
Allow specimen to clot completely at room temperature.  Separate from cells ASAP or within 2 hours of collection.  Transfer 0.5 mL serum to an ARUP Standard Transport Tube (Min: 0.2 mL).  Freeze Immediately. 
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered. 
Unacceptable Conditions
Hemolyzed, lipemic, or icteric. 
Remarks
 
Stability
Ambient: 24 hours; Refrigerated: 2 days; Frozen: 2 months 
Reference Interval
Prepubertal (0-11 years old)127-473 ng/mL
Postpubertal (12 years and older180-580 ng.mL

Interpretive Data
Refer to report

Compliance Statement D: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Note
CPT Code(s)
83520
Components
Component Test Code*Component Chart NameLOINC
2013600Insulin-Like Growth Factor (IGF-2)
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • IGF-2 (Insulin-Like Growth Factor II