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PTH, INTACT

Message
Immediate Specimen Processing: Centrifuge and transfer plasma/serum to a plastic screw-cap tube prior to transportation to the lab. Gel tubes are unacceptable. Ambulatory Transport Temperature to Inova Central Lab: Refrigerated Specimen Stability: 48 hours


Test Code
LAB108 PTH


Alias/See Also
PTH


CPT Codes
83970

Instructions
Processing Instructions: Centrifuge and transfer plasma/serum to a plastic screw-cap tube prior to transportation to the lab. Preferred Testing Volume: 1 mL plasma or serumMinimum Testing Volume: 0.5 mL plasma or serumTransport Temperature: Refrigerated Stability: Ambient: UnacceptableRefrigerated : 48 hoursFrozen: 6 months Causes for Rejection: Specimens collected in SST tubes, unlabeled, mislabeled, wrong tube type, hemolyzed, QNS, exceeds specimen stability requirements.Performing Lab: Inova Central Lab


Clinical Significance
1230130062



Last Updated: May 18, 2026


The CPT Codes provided in this document 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 payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.