Methodology
Chromatography/Mass Spectrometry
Synonyms
Testosterone, Total, Pediatric
Specimen Type
Serum or Plasma
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
LAB01070
Lab Test Days
Daily
Standard TAT
4 Days
Collection Information
Specimen Required
1-2 mL Blood
Container Type
Red Top (No Additive)
Collection Instructions
Plasma collected in: Sodium heparin (green-top) tube or lithium heparin (green-top) tube is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK/Ambient-OK
Specimen Stability
Room Temp: 7 Days; Refrigerated: 7 Days; Frozen: 2 Years
Rejection Criteria
Gross hemolysis; Gross lipemia
Test Volume Required
1 mL Serum or Plasma
Minimum Test Volume
0.5 mL Serum or Plasma
Processing Instructions
Indicate serum or plasma in flag comments, on specimen and on batch sheet. Red-top tube (no gel): Allow blood to clot at room temperature. Centrifuge to separate the serum from the cells and immediately pour serum into a plastic transport tube. Serum separator tube (SST): Allow blood to clot at room temperature, centrifuge, and remove serum from the gel immediately (not to exceed 48 hours) by pouring serum into a plastic transport tube.
CPT Codes
84403
Revised
5/17/24
Initials
SA