Test ID: PTH
CPT code: 83970
LOINC: 2731-8
Specimen Type: SST
Frequency: Setup: Mon-Fri; TAT <24hrs Mon-Fri
Instructions: 1.0mL serum in SST. Collect fasting in the morning. Refrigerate. If delivery was delayed more than 24 hours, please freeze.
Text: Evaluate abnormalities of the parathyroid gland.
Methodology: Solid phase, two-site chemiluminescent enzyme labeled immunometric assay