General Information

UPHSM LIS Test #: 027118
Testing Time: 5-10 Days
Testing Lab: Esoterix Endocrinology

Specimen Info
Only 1 specimen type required, unless otherwise specified

Volume: 1.0 mL
Temperature: Frozen
Tube Type: Plasma (EDTA)
Collection Info:
Specimen: Plasma, frozen; plasma with aprotinin (Trasylol®), (Trasylol® acceptable, not required)
Minimum Volume: 0.5 mL (Note: This volume does not allow for repeat testing.)
Collection: COLLECT INTO A CHILLED OR PREFROZEN EDTA TUBE, noting the time of collection. After venipuncture, immediately invert tube several times to ensure complete mixture. Separate plasma from cells by centrifugation. Separate plasma into a plastic vial, and freeze within 15 minutes of collection. To avoid delays in turnaround time when requesting multiple test on frozen sample, please submit separate frozen specimens for each test requested.

Specimen Acceptability

Cause for Rejection:
Specimen received at room temperature


Electrochemiluminescence (ECL)  

Clinical Utilities

The PTH-rP assay should not be used to exclude cancer or screen tumor patients for humoral hypercalcemia of malignancy (HHM). The results should always be assessed in conjunction with the patient's medical history, clinical examination, and other findings. If test results are clinically discordant, please contact the laboratory.  

CPT Codes


* The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding
is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

Reference Range

See Report