Testosterone, Free, Bioavailable and Total, MS QTSBFT
Method(s) | Chromatography/Mass Spectrometry, Calculation (CALC), Spectrophotometry (SP), Immunochemiluminescent Assay |
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Synonym | Bioavailable Testosterone, Testosterone, Free & Weakly Bound |
Components | Testosterone, Total, MS |
Specimen Required | |
Collect | One 5 mL gold (SSTl) top tube. |
Transport | 2.8 mL serum ambient (Min: 1.3 mL). * Collection Instructions * Specify age and sex on test request form. Red-top tube (no gel):
Serum separator tube:
Administration of STRENSIQ may interfere in certain assay sand may falsely elevate values. For patients receiving STRENSIQ, consideration should be given to using alternate methods. |
Stability | Ambient: 7 days Refrigerated: 7 days Frozen: 28 days |
Unacceptable Conditions |
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CPTCode | 82040, 84270, 84403 |
Notes | Performing Laboratory-Quest Diagnostics-Chantilly VA |
Preferred Specimen Collection Device(s) | |