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Test Code LAB108 Parathyroid Hormone (PTH) Whole Molecule

Useful For

PTH assay is useful in the differential diagnosis of hypercalcemia caused by either primary hyperparathyroidism or malignant disease.


For “rapid PTH” in surgery see PTH-RAPID (EDTA samples required).

Performing Laboratory

  • Asante Rogue Regional Medical Center (ARRMC)
  • Asante Three Rivers Medical Center (ATRMC)

 

Performing Department

Chemistry

Specimen Required

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Centrifuge collection tube within 2 hours of draw

If the assay will not be completed within 8 hours, refrigerate samples at 2°- 8°C for no longer than 48 hours
If the assay will not be complete within 48 hours, or for shipment of samples, freeze at -20°C or colder for no longer than 6 months

Reject Due To

  • Hemolysis
  • Quantity not sufficient (QNS)
  • Lack of Two Patient Identifiers:
    • 1-Patient's First & Last name 
    • 2-Patient's Date of Birth

Day(s) Performed

Report Available

  • Routine – same day
  • ASAP – 2 hours after receipt of specimen in lab
  • STAT – 1 hour after receipt of specimen in lab

Method Name

Chemiluminescence (CLIA)

CPT Code Information

83970  Parathormone (parathyroid hormone)

Billing Code

2071678