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Test Code LAB4779 TESTOSTERONE, TOTAL, SCHS

Important Note

Not recommended for children 14 years and younger (especially girls) due to lower concentrations of total testosterone that may be below assay limit of detection. For children, please order Testosterone, Total by  Mass Spectrometry.

Additional Codes

Internal / Beaker: LAB4779

External: TTSCHS

PERFORMED AT

SBH LABORATORY

Specimen Requirements

Container Type: Serum Separator (Gold Top)
Specimen Type: Plasma or Serum
Preferred Volume: 1 mL
Emergency Minimum Volume: 0.3 mL

Collection Instructions: Specimen should ideally be collected between 6:00 - 10:00 AM
Specimen Processing: Separate serum or plasma from cells as soon as possible by centrifugation. Store and transport refrigerated. One freeze/thaw acceptable.

Limitations: Samples should not be taken from patients receiving therapy with high biotin doses (i.e. >5 mg/day) until at least 8 hours following the last biotin administration. Do not test specimens from patients under Nandrolone treatment.

Alternate Specimen: Lithium Heparin (Green Top) or Plain serum Tube (Red Top)


Stability:

Temperature Time
Room Temp 5 days
Refrigerated 7 days
Frozen (-20 øC) 6 month

Method

Immunoassay

Synonyms

Testo, Testosterone, Hormone

CPT Codes

84403

Department

Chemistry

Test Schedule

Daily & Stat