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Test Code LAB2649 (Pre-Surgical Specimen, Day of Surgery) PTH, Preoperative

Important Note

The PTHPO (PTH preoperative) is ordered before a PTHIO (PTH intraoperative) and collected ASAP by the outpatient laboratory. The PTHIO is collected during surgery.

Additional Codes

CPT Code: 83970

Methodology

Electrochemiluminescence immunoassay (ECLIA)

 

Profile Information:
Calcium Parathyroid Hormone (PTH) Intact, Intraoperative
Creatinine Phosphorus

Performing Laboratory

TidalHealth Peninsula Regional - Core Laboratory: Chemistry

Specimen Requirements

Submit two tubes of blood (Both are required for testing!):          

 

Lithium heparin Plasma - Draw blood in 1 green-top (lithium heparin) tube. Serum is also acceptable, but not preferred. This sample is used for STAT Calcium, Creatinine, and Phosphorus testing only.

 

EDTA Plasma - Draw blood in 1 lavender EDTA tube

Reference Values

PTH, Intact - Preoperative

18-59 pg/mL

Note: Intact PTH is recommended initial assay for differential diagnosis of calcium-related abnormalities.

 

See individual test listings for other reference values.