INSULIN-LIKE GROWTH FACTOR (IGF-1)
Collect SST or Red Top, send 0.5 mL serum.
Immunochemiluminometric assay (ICMA)
Room temp: 3 days, Refrigerated: 7 days, Frozen: 90 days
Results of the insulin-like growth factor-1 assay are to be used in conjunction with other clinical and laboratory data to assist the clinician in the assessment of growth disorders.