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Test Code PTHRP Parathyroid Hormone-Related Peptide (PTHrP), Plasma

Reporting Name

PTH-Related Peptide

Useful For

Diagnostic work-up of patients with suspected hypercalcemia of malignancy

 

Diagnostic work-up of patients with hypercalcemia of unknown origin

Method Name

Immunochemiluminometric Assay (ICMA)

Performing Laboratory

Mayo Medical 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. Fasting

2. Spin specimen down in a refrigerated centrifuge or in chilled centrifuge cups.


Specimen Minimum Volume

0.25 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Frozen 90 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross OK

Other

NA

 

Reference Values

<2.0 pmol/L

Day(s) and Time(s) Performed

Monday through Thursday; 2 p.m.

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

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.