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Growth Hormone Releasing Hormone

Referred out for testing

Source Blood
Mnemonic MISCREFBL

Misc Ref Test Name field: GH-RH
Specimen Requirements 1 x 3.5 mL gold top SST tube. 1 x 4 mL red top tube or 1 x 4 mL lavender top EDTA tube also acceptable.

Minimum 1 mL serum or plasma
Specimen Handling PSC & RRL:
Centrifuge, pour off and mark aliquot tube "serum" or "plasma", then transport plasma or serum on ice to DSC.

Extra-regional:
Centrifuge, pour off and mark aliquot tube "serum" or "plasma", then freeze plasma or serum before transporting to DSC.

DSC:
Freeze specimens upon receipt in lab; ensure frozen specimens do not thaw.
Additional Information Patient should not be on any medications that may influence pituitary secretion.
Testing Location Mayo Clinic
Testing Frequency
Alternate Name(s) GH-RH
Reference Interval