Testosterone, Total and Free
Order Name
TGRP
Revision Date 10/23/2019
Revision Date 10/23/2019
Test Name | Methodology | LOINC Code |
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Testosterone, Total and Free
|
SPECIMEN REQUIREMENTS | ||||
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Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
Preferred | 2.5 mL (1.0 mL) | Serum | Red Top | Refrigerated |
Instructions | Label specimen with Mobilab label or with patient name (first and last), date of birth, date and time of collection, collector initials, and test(s) being ordered. | |||
Reference Range | An interpretive report will be provided. | |||
Methodology | FRTST (Free Testosterone): Equilibrium Dialysis TTST (Total Testosterone): Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS) |
GENERAL INFORMATION | |
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Testing Schedule | Monday-Friday 2 p.m.; Saturday and Sunday-Varies |
Expected TAT | 4 Days |
Notes | Specimen Stability: Refrigerated (preferred) - 14 Days Frozen - 60 Days |
CPT Code(s) | 84402 84403 |
Lab Section | NRLS-Mayo Medical Laboratories |