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Epic Code LAB173 Testosterone Free and Total

Test Name Alias

Testosterone Free and Total Blood Level | 8326

Interface Order Alias

10257

Collection Instructions

Specimen Collection: Blood

 

Container(s): Red top (no additive, PREFERRED), Gold top (SST-Gel, acceptable)

Preferred Volume to Collect: 6.0 mL

Minimum Volume to Collect: 3.0 mL

Neonate Volume to Collect: 3.0 mL

Capillary collect ok? Yes

Microtainer acceptable?  Yes

 

Collection Instructions:

  • After collection, gently invert tube 8-10 times.
  • Specimen should be processed within 2 hours – See Processing Instructions.

Processing Instructions (Laboratory, Outpatient or Off-site collection)

Processed Specimen: Serum

Centrifuge/Spin: Yes

Aliquot: Yes

 

Processing Instructions:

  • When tubes are clotted (30 minutes), centrifuge specimens
  • Pipette serum into aliquot tube

Minimum serum volume: 1.5 mL

 

Transport Temperature: Refrigerate

Specimen Stability

Ambient: 72 hours

Refrigerate: 7 days

Frozen: 14 days

Laboratory Retention: 7 days

Test Frequency

Batched and run 2 times per week, TAT 3 – 7 days.

Reference Range

Free Testosterone
Male
16 Years – 150 Years: 9 – 30 ng/dL

Female
16 Years – 150 Years: 0.3 – 1.9 ng/dL

Total Testosterone.
Male
0 Minutes – 6 Months: 75 – 400 ng/dL
6 Months – 10 Years: 0 – 20 ng/dL
10 Years – 12 Years: 0 – 130 ng/dL
12 Years – 14 Years: 0 – 800 ng/dL
14 Years – 15 Years: 0 – 1200 ng/dL
15 Years – 17 Years: 100 – 1200 ng/dL
17 Years – 19 Years: 300 – 1200 ng/dL
19 Years – 150 Years: 240 – 950 ng/dL

Female
0 Minutes – 6 Months: 20 – 80 ng/dL
6 Months – 10 Years: 0 – 20 ng/dL
10 Years – 12 Years: 0 – 44 ng/dL
12 Years – 17 Years: 0 – 75 ng/dL
17 Years – 19 Years: 20 – 75 ng/dL
19 Years – 150 Years: 8 – 60 ng/dL

Performing Department

TOXICOLOGY

Performing Department Laboratory Location

Spectrum Health Regional Laboratory, Grand Rapids, MI

Methodology

Liquid Chromatography-Mass Spectrometry

 

This test was developed and its performance characteristics determined by Spectrum Health Toxicology Laboratory. It has not been cleared or approved by the FDA. The laboratory is regulated under CLIA as qualified to perform high-complexity testing. This test is used for clinical purposes. It should not be regarded as investigational or for research.

 

CPT

84402 84403

CDM Code

4028877, 4056715

Epic Test ID

1230101205

LOINC

Free Testosterone : 2991-8

Total Testosterone : 2986-8

Beaker LOINC

FREE TESTOSTERONE: 2991-8
TOTAL TESTOSTERONE: 2986-8

Mayo Access Code

SHO8326

Reviewed Date

12/6/2021

Beaker Names

Beaker Procedure Name: TESTOSTERONE TOTAL FREE
Beaker Display Name: Testosterone Free and Total
BEAKER TEST NAME: TESTOSTERONE FREE AND TOTAL
BEAKER TEST REPORT NAME: Testosterone Free and Total

Beaker Synonyms

No synonym on file

Beaker Collection and Specimen Handling

BEAKER COLLECTION: +S/PO/R

Beaker Location, Container and Temperature

BW TOXICOLOGY: RED TOP TUBE R (Preferred)-Refrigerated