Parathyroid Hormone-Related Peptide, Plasma

Abbrev Code:PTHRP   
Order Code:LAB5599Order Name:PTH Related Peptide Test
Synonyms:PTHRP; Parathyroid Related Protein; PTH Related Peptide; PTH Related Protein
Methodology:High performance liquid chromatography/Tandem mass spectrometry
CPT Codes: 82542 x1
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported within 2-6 days.

For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Collection Instructions

Optimal Volume:3 mL
Minimum\Peds Volume:1.6 mL
Container:Protease Inhibitor tube
Collection Instructions:A Protease Inhibitor tube (available through ARUP Client Services) and a winged collection set must be used. Filling collection tubes directly through a needle/tube-holder assembly is not recommended and increases the risk of chemical reflux back into the vein of the patient. Collection tubes are not sterile.
Causes for Rejection:Grossly hemolyzed specimens.

Processing and Shipping

Specimen Processing:Centrifuge within 1 hour of collection and aliquot 1.5 mL, 0.7 mL minimum. Store in freezer.
Shipping Instructions:Ship on dry ice.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2010677


Reference Range:


0.0-2.3 pmol/L


0.0-3.4 pmol/L



Use:Aids in the evaluation of unexplained hypercalcemia, particularly in suspected hypercalcemia of malignancy.

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