Yale New Haven Hospital

Department of Laboratory Medicine
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Testosterone, free, bio and total, LC/MS/MS

Lab Section: 

Sendout Reference

 

Lab Location: 

Sendout

Reference Lab: 

Quest

 

Test ID: 

LAB3839

 

Methodology: 

Liquid Chromatography Tandem Mass Spectrometry (LC/MS/MS) ; Calculation (CALC) ; Spectrophotometry (SP) ; Immunochemiluminescent Assay

Schedule: 

Daily

Reported: 

10 days

Specimen Requirements: 

Collection: 4.0 mL Blood in a Red Top Tube (no gel).
Pediatric volume: 2 mL.
Handling: Red top only..
Unacceptable conditions: Serum Separator Tube (SSTŪ) ; Gross hemolysis ; Gross lipemia
Stability: Room temperature: 7 days; Refrigerated: 7 days; Frozen: 60 days

 

Notes: 

Clinical Indications: Helpful in assessing testicular function in males and managing hirsutism, virilization in females.

Reference Interval: 

See patient report or consult reference laboratory website.

 http://www.questdiagnostics.com/testcenter/TestDetail.action?tabName=OrderingInfo&ntc=14966

CPT Code(s): 

82040, 84270, 84403

Last Changed: 

8/16/2017 2:58:07

Last Reviewed: 

8/16/2017 2:58:07