**Note: All laboratory testing requires an authorizing physician. DHA Laboratory offers a Patient Direct Program that partners you with an authorizing physician. If you have any additional questions regarding the availability of testing, please contact our laboratory by telephone or email.**
Growth Hormone is a pituitary function test that is used in the diagnosis hypopituitarism and ectopic growth hormone production among others. It is also used to detect excess levels of Growth Hormone.
Patient Preparation: Patient should fast for 12 hours prior to specimen collection. Discontinue any supplements containing Biotin for 72 hours prior to specimen collection.