Test Details
Mnemonic
ALDMS
Ordering Code
3435340
CPT-4 Code(s)
82088
Specimen Information
Patient Preparation
"Upright" specimens should be collected at least 30 minutes after patient sits up.
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.0 mL serum in a screw capped plastic vial.
Alternate Specimen
Plasma: Lavender EDTA, green sodium heparin, green lithium heparin
Minimum Volume
0.25 mL
Transport Temperature
Refrigerated
Rejection Criteria
Serum separator tube (SST), moderate to gross hemolysis
Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Liquid Chromatography/Tandem Mass Spectrometry
Reference Range
Adult
Upright 8:00-10:00 A.M. ≤28 ng/dL
Upright 4:00-6:00 P.M. ≤21 ng/dL
Supine 8:00-10:00 A.M. 3-16 ng/dL
Pediatric
1-12 Months 2-70 ng/dL
1-4 Years 2-37 ng/dL
5-9 Years ≤9 ng/dL
10-13 Years ≤21 ng/dL
14-17 Years ≤35 ng/dL
Infants
Premature (31-35 Weeks) ≤144 ng/dL
Term ≤217 ng/dL
Tanner Stages
II-III Males 1-13 ng/dL
II-III Females 2-20 ng/dL
IV-V Males 3-14 ng/dL
IV-V Females 4-32 ng/dL
Upright 8:00-10:00 A.M. ≤28 ng/dL
Upright 4:00-6:00 P.M. ≤21 ng/dL
Supine 8:00-10:00 A.M. 3-16 ng/dL
Pediatric
1-12 Months 2-70 ng/dL
1-4 Years 2-37 ng/dL
5-9 Years ≤9 ng/dL
10-13 Years ≤21 ng/dL
14-17 Years ≤35 ng/dL
Infants
Premature (31-35 Weeks) ≤144 ng/dL
Term ≤217 ng/dL
Tanner Stages
II-III Males 1-13 ng/dL
II-III Females 2-20 ng/dL
IV-V Males 3-14 ng/dL
IV-V Females 4-32 ng/dL
Performing Laboratory
Quest SJC
New York DOH Approval Status
Yes