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Test Code LAB3486 - Draw only at PRMC Parathyroid Hormone-Related Peptide, Plasma

Additional Codes

Mayo Test ID
PTHRP

Reporting Name

PTH-Related Peptide

Useful For

Aiding in the evaluation of patients with hypercalcemia of unknown origin

 

Aiding in the evaluation of patients with suspected humoral hypercalcemia of malignancy

 

The test should not be used to exclude cancer or screen tumor patients for humoral hypercalcemia of malignancy.

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Plasma EDTA


Specimen Required


Collection Container/Tube: Ice-cooled, lavender top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.7 mL

Collection Instructions:

1. Centrifuge specimen in a refrigerated centrifuge or in chilled centrifuge cups.

2. Aliquot plasma into plastic vial and freeze.


Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Plasma EDTA Frozen 30 days

Reference Values

≤4.2 pmol/L

Day(s) and Time(s) Performed

Monday through Thursday; 2 p.m.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

82397

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PTHRP PTH-Related Peptide 15087-0

 

Result ID Test Result Name Result LOINC Value
81774 PTH-Related Peptide 15087-0

Method Name

Immunochemiluminometric Assay (ICMA)

Forms

If not ordering electronically, complete, print, and send a General Request (T239) with the specimen.