Specimen Requirements

Title

INSULIN-LIKE GROWTH FACTOR (IGF-1)

Specimen Requirement

Collect SST or Red Top, send 0.5 mL serum.

Methodology

Immunochemiluminometric assay (ICMA)

Stability

Room temp: 3 days, Refrigerated: 7 days, Frozen: 90 days

Reference Range

By Report*

Turnaround

3-4 days

Clinical Use

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.

Test Code

IGF1W