Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Mon, Wed, Fri
Serum separator tube. Also acceptable: Plain red, pink (K2EDTA), plasma separator tube, green (sodium heparin), or green (lithium heparin).
Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.3 mL)
Refrigerated. Also acceptable: Frozen.
Grossly hemolyzed specimens.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 6 months
Effective August 18, 2014
|Gestation Time, Age
|Premature (26-28 weeks)||20 - 105 ng/dL|
|Premature (29-33 weeks)||Not Established|
|Premature (34-36 weeks)||28 - 78 ng/dL|
|Full Term Newborn||Elevated at birth; decreases to
7- 49 ng/dL during first week
|1-11 months||7- 49 ng/dL|
|Prepubertal children||Less than or equal to 34 ng/dL|
|Adults||Less than or equal to 19 ng/dL|
Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
|Component Test Code*||Component Chart Name||LOINC|