Advanced Diagnostic Laboratories

Collect

Plain red top or SST tube.

Specimen Preparation

Onsite [NJH]: Transport to lab within 1 hour.
Offsite: Separate serum from cells within 2 hours by centrifuge and aliquot into a labeled polypropylene or similar plastic tube.
Preferred volume: 1 mL serum

Pediatric Collection

Minimum volume: 0.3mL serum

Unacceptable Conditions

Grossly hemolyzed specimens, lipemic samples

Storage Transport Temp

Offsite: Send frozen serum Priority Overnight via FedEx and in a well insulated container on dry ice.

Stability

If not processed immediately than freeze at  ≤ -20°C
2 days refrigerated at 2-8°C
6 months frozen at ≤ -20°C

Performed

Mon-Fri

Methodology

Chemiluminescent Magnetic Immunoassay (CLIA)

Reported

Results same day if samples received Mon & Thurs prior to 6PM; 48-72 hours

Department

Core Lab

Synonyms

PTH Intact;PTHI (Parathyroid Hormone Intact), Calcium;PTHWC

Reference Interval

All Ages
Male = 12-88 pg/mL
Female = 12-88 pg/mL

CPT Code

83970, 82310