Parathyroid Hormone-Related Peptide (PTHrP)

Synonyms

• LAB704
• PTH-RELATED PEPTIDE
• PTH-RP

Cerner Name

Parathyroid Related Protein

Clinical Info

Aid in the evaluation of unexplained hypercalcemia, particularly in suspected hypercalcemia of malignancy.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

 1 mL (minimum volume: 0.5 mL) of plasma

Container

Lavender top (EDTA) Specimen Volume: 1 mL (minimum volume: 0.5 mL) of plasma

Collection Instructions

Container/Tube: Lavender top (EDTA) Specimen Volume: 1 mL (minimum volume: 0.5 mL) of plasma
Collection Instructions:
1. Patient should be fasting.
2. Collect into a chilled lavender top tube
3. Spin specimen down in a refrigerated centrifuge.
4. Freeze within 15 minutes of collection
5. Send specimen in plastic vial frozen

Transport Instructions

Frozen

Specimen Stability

Room temperature: 4 hours
Refrigerated: 4 hours
Frozen: 1 month

Methodology

Electrochemiluminometric Assay (ECL)

Days Performed

Monday through Friday

Performing Laboratories

LabCorp of America

CPT

82397
LOINC Code: 15087-0

PDM

5901040

Results

Result Interpretation

Forms