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HelpCatalog ID IGF2 Insulin-Like Growth Factor 2 (IGF-2)
Additional Codes
CPOE: Ref Insulin-Like Growth Factor 2 (IGF-2)
DOE: Ref IGF2
Specimen
Plain red tube, collect 1.0 mL blood
Centrifuge and separate serum from cells within 2 hours of collection
Serum, 0.5 mL (0.2 mL minimum), frozen
Rejection Criteria
Plasma, specimen not centrifuge and serum separated <2 hours from collection, specimen room temperature >24 hours, specimen refrigerated >48 hours, insufficient quantity, unlabelled specimen
Interpretative Information
May be used as an adjunct to IGF-1 in diagnosis of growth disorders.
Performing Lab
ARUP Laboratories
Turn-Around-Time
1-8 days
Reference Values
Prepubertal (0-11 years old): 127 - 473 ng/mL
Postpubertal (12 years and older): 180 - 580 ng/mL