ILGF-1 (INSULIN-LIKE GROWTH FACTOR) (SOMATOMEDIN-C)
Draw blood in a SST. Spin, separate and send 1.0mL serum in a screw capped plastic transport vial frozen. Indicate “serum/SST” on vial. Contact lab for dry ice for shipment.
Frozen 14 days
2 days Performed Mon-Fri
Diagnose acromegaly, in which Sm-C and GH are increased; evaluate hypopituitarism and hypothalamic lesions in children (diagnosis of dwarfism and response to therapy). Low levels occur in Laron dwarfism, an entity in which GH is increased.