Laboratory: Clinical Biochemistry
Test Name:
TRH TEST FOR TSH STIMULATION - (P)
Test Code: TRTS
Clinical Information:
This procedure is used to distinguish between primary, secondary and tertiary hypothyroidism.  It may also be used to assess recovery from hypothyroidism and to distinguish thyroid hormone resistance from TSH-secreting tumors.  This procedure is performed in the Endocrinology & Metabolism Clinical Investigation Unit.
Collection Devices:
Specimen Required:


Plasma: 1.0 mL
Pediatric Plasma: 0.4 mL
Referral:
Requisition:
Reference Values:
A descriptive report will be sent.
Availability:
Endocrinology Consult Required
See Also:
More Information:
Follow lab instructions given on the TRH/TSH Stimulation Requisition Form.
Li Heparin Plasma Separator Tube(s) - Full Tube Collection
Manufacturer: BD (Becton Dickinson)

Catalogue #: 367962