Parathyroid hormone-related peptide (PTH-rP)

Alphabetical Test listing

Parathyroid hormone-related peptide (PTH-rP)-13431

  
Parathyroid hormone-related peptide (PTH-rP)
  
13431
  
LAB13431
  
PTHRP
  
Parathyroid hormone-related protein
PTHrp
  

The PTH-rP assay should not be used to exclude cancer or screen tumor patients for humoral hypercalcemia of malignancy (HHM). The results should always be assessed in conjunction with the patient's medical history, clinical examination, and other findings.

  
EDTA plasma
  

Lavender (EDTA), 4mL chilled, or pre-frozen

  
1.0 mL
  
0.5 mL
Submission of the minimum volume does not allow for repeat testing
  
  1. Prechill a  plastic lavender-top (EDTA) tube
  2. Immediately after collection, mix tube thoroughly by gentle inversion, 8 - 10 times, to prevent clotting
  
  1. Spin immediately
  2. Transfer plasma into a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp) labelled as EDTA plasma
  3. Freeze within 15 minutes of collection

 

  
Plasma with aprotinin (Trasylol) acceptable, but not required
  
  

Frozen (preferred) - 1 month

Refrigerated - 4 hours

Ambient - 4 hours

  
  • Specimen received at room temperature
  
Esoterix Endocrinology via LabCorp (503380): R-LC
  
Tu - Sa
  
4 - 9 days
  

Electrochemiluminescence (ECL)

  

< 2.0

  
82397
  
Result 15087-0
  
04/10/2019
  
11/15/2019