Gonadotropin Releasing Hormone

• CPT Code: 83727
• LOINC: 13660-6
• Specimen Type: Red or Gel clot
• Frequency: Setup: Mon-Fri; analytic time 7 days
• Instructions: 3.0mL Serum from red or SST tube. Frozen. Plasma from lavender ok. Min 1mL.
• Text: Gonadotropin-Releasing Hormone, also known as Luteinizing Hormone-Releasing Hormone, is a decapeptide secreted pulsatily from the hypothalamus. Patient should not be on any Steroid, ACTH, Gonadotropin, or Estrogen medications, if possible, for at least 48 hours.
• Methodology: Direct Radioimmunoassay (RIA)