Testosterone, Serum/Plasma - Saskatoon

Overview

Description

Ordering recommendation

• ​​Preferred collection time is a morning collection

Specimen Information

Specimen types accepted

• ​Serum/Plasma

Specimen collection container

• ​Preferred collection container: Gold (gel)
• Alternative collection container: Light green (Lithium Heparin gel)

Required volume

• Optimal volume: 4.5 mL full collection tube
• Minimum volume: 1 mL

(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)

• Pediatric volume

Transport and stability

• 14 days at 2 - 8 °C

Rejection criteria

• Specimens received where the proper collection protocols were not followed
• Pathology and Laboratory Medicine Acceptance and Rejection Criteria

Performance

Methodology

• Electrochemiluminescence Immunoassay (ECLIA)

Days/times performed

Availability	24 hours a day
Testing site	SCH

 

Maximum laboratory time

Results reporting

• In hospital reported within 2 hours
• Community urgent and inter-hospital reported within 4 hours
• Community routine reported within 24 hours

Specimen retention time

• 3 days

Last Updated: February 4, 2026