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Thyrotropin Releasing Hormone (TRH)
MessageBRING TO PROCESSING ASAP.
SPECIAL TUBE DOES NOT CLOT. SPIN AND SEPARATE PLASMA ASAP. FREEZE SPECIMEN AFTER SEPARATION.
Test Code
Alias/See Also
TRH
CPT Codes
<strong>This test is not available for New York patient testing.</strong>
Preferred Specimen
Collect 10 mL blood in the special TRH preservative tube filling tube completely and separate as soon as possible. Freeze specimen immediately after separation. Special TRH preservative tubes are available from Inter Science.
Important precaution: Thyrotropin releasing hormone must be collected with the TRH preservative. No other specimen is acceptable.
Special specimens: For tumor/tissue and various fluids (i.e. CSF, peritoneal, synovial, etc.) contact the Institute for requirements and special handling.
Patient Preparation
Patient should not be on any thyroid medication, if possible, for at least 48 hours prior to collection of specimen
Minimum Volume
Transport Container
Transport Temperature
Specimen Stability
Refrigerated: 48 hours
Frozen: 6 months
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Methodology
Direct Radioimmunoassay
FDA Status
This test was developed and its performance characteristics have been determined by Inter Science Institute. Values obtained with different methods, laboratories, or kits cannot be used interchangeably with the results on this report. The results cannot be interpreted as absolute evidence of the presence or absence of malignant disease.
This test is not available for New York patient testing.
Setup Schedule
Report Available
Reference Range
Clinical Significance
Performing Laboratory
Interscience Institute |
944 W Hyde Park Blvd |
Inglewood, CA 90302-3308 |