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HomeServicesDynamic TestsGH-RH or GRF test

GH-RH or GRF test

List of dynamic tests
Purpose

To investigate somatotropic function via GH-RH or GH-RF or somatocrinin.

Subject preparation

Fasting for 12 hours and lying down for 30 minutes.

Product

GH-RH® Sanofi.

Dose

2 µg/kg of body weight.

Protocol
  • Commence low-flow perfusion of saline solution 30 minutes before the challenge.
  • Samples (dry tubes) at the time intervals: -15 min (T-15) and 0 (T0).
  • IV perfusion of the correct dose of GH-RH.
  • Draw blood (dry tubes) at the time intervals T+15, T+30, T+60 and T+120 min.
Samples

After centrifugation, decant and freeze serum at –20°C.

Assay

GH.

Side effects

Strict medical surveillance due to flushing.

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