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Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog
TESTOSTERONE, FREE |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1265 Geisinger Epic ID: 52985 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Specimen required: |
2.8 mL serum; minimum 1.3 mL. | |
Special notes: |
Do not collect in gel tube. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge and aliquot. | |
Transport temperature: |
Room temperature. | |
Specimen stability: |
Room temperature: 7 days. Refrigerated: 7 days. Frozen: 2 years. | |
Rejection criteria: |
Gross hemolysis • Gross lipemia • Serum Separator Tube (SST®) | |
TEST DETAILS |
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Additional information: |
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes. | |
CPT code(s): |
84402 | |
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||
Methodology: |
Calculation Chromatography Immunochemiluminescence Assay |
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Synonyms: |
Quest test code 18944, Testo Free
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Clinical significance: |
Test is helpful in assessing testicular function in males and managing hirsutism and virilization in females. | |