May be used as an adjunct to IGF-1 in diagnosis of growth disorders.
Quantitative Enzyme-Linked Immunosorbent Assay
Plain Red or Serum Separator Tube (SST).
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.
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Moderately or grossly hemolyzed or severely lipemic specimens
Ambient: 24 hours; Refrigerated: 2 days; Frozen: 2 months (Avoid repeated freeze/thaw cycles)
|Prepubertal (0-11 years old)||127-473 ng/mL|
|Postpubertal (12 years and older)||180-580 ng/mL|
Refer to report.
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
|Component Test Code*||Component Chart Name||LOINC|
|2013600||Insulin-Like Growth Factor (IGF-2)||72693-5|
- IGF-2 (Insulin-Like Growth Factor II)