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Test Directory

Test Directory PTH-Related Protein (PTH-RP)

PTH-Related Protein (PTH-RP)

Test Summary

Differential diagnosis of hypercalcemia; manage patients with solid tumors and hypercalcemia.

Aliases

Specimen Collection

Special Instructions

N/A

Preferred Specimen

0.5 mL plasma (0.3 mL minimum) from a Sodium Heparin green top tube.

Minimum Volume

0.3 mL

Instructions

Centrifuge the specimen as soon as possible. Transfer the plasma to a plastic, screw-capped vial. Mark the specimen type as "plasma" on the transport tube. Do not submit unspun tubes.

Patient Preparation

N/A

Storage

Plastic screw cap vial

Transport Temperature

Refrigerated

Specimen Stability

Room Temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

Order Code

PTHRP

EPIC (Premier) Code

LAB701

Includes

N/A

CPT Code

83519

Billing Code

670446

CPT Statement

Methodology

Immunoassay (IA)

FDA Status

This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675

Department

Reference Testing

Reference Range

N/A

Setup Schedule / Expected Turnaround Time

Tuesday - Friday; Report available: 3 - 4 days