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Test Directory

4217 PTH (Parathyroid Hormone) Intact

Specimen Type
Specimen Stability
Reference Range
Serum
  or
EDTA Plasma
Serum (SST), 30 days frozen
15-72 pg/mL

Specimen Requirements

Preferred Specimen: Serum
Container: 1 Serum Separator Tube (SST)
Temperature: Frozen
Preferred Vol: 1.00 mL
Min Vol: 0.50 mL
  or
Alternate Specimen: EDTA Plasma
Container: 1 Lavender Top Tube
Temperature: Frozen
Preferred Vol: 1.00 mL
Min Vol: 0.50 mL

Method

Immunochemiluminometric

Schedule

Mon-Sat

Turn-Around Time

24hrs

Instructions/Notes

Specimen must be spun down, serum or plasma pulled off and immediately frozen.

Clinical Utility

To help diagnose the reason for a low or high calcium level and to help distinguish between parathyroid-related and non-parathyroid-related causes. It may also be ordered to monitor the effectiveness of treatment when a patient has a parathyroid-related condition.

CPT Codes

83970

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