Test Details
Mnemonic
TESM
Ordering Code
3000169
CPT-4 Code(s)
84403
Specimen Information
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Minimum Volume
0.5 mL
Transport Temperature
Refrigerate
Rejection Criteria
Serum separator tube (SST), plasma, grossly lipemic, grossly hemolyzed, past stability.
Stability
Room temperature: 8 hours
Refrigerated: 7 days
Frozen: 2 months
Refrigerated: 7 days
Frozen: 2 months
Methodology
Liquid Chromatography - Tandem Mass Spectrometry
Reference Range
Age Males (ng/dL) Females (ng/dL)
1-5 years ≤5 ≤8
6-7 years ≤25 ≤20
8-10 years ≤42 ≤35
11 years ≤260 ≤40
12-13 years ≤420 ≤40
14-17.9 years ≤1000 ≤40
≥18 years 250-1100 2-45
1-5 years ≤5 ≤8
6-7 years ≤25 ≤20
8-10 years ≤42 ≤35
11 years ≤260 ≤40
12-13 years ≤420 ≤40
14-17.9 years ≤1000 ≤40
≥18 years 250-1100 2-45
Performing Laboratory
Warde Medical Laboratory
New York DOH Approval Status
No