|Insulin-Like Growth Factor
Insulin-like growth factor-1 (IGF-1) is a hormone that, along with growth hormone (GH), helps promote normal bone and tissue growth and development. The test measures the amount of IGF-1 in the blood.
To help diagnose growth hormone (GH) deficiency or, less commonly, growth hormone excess; to evaluate pituitary function; to monitor the effectiveness of treatment for excess production of growth hormone.
To detect an abnormal testosterone level in males and females; in males, to help diagnose the cause of erectile dysfunction or the inability of your partner to get pregnant (infertility); in females, to help diagnose the cause of masculine physical features.