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HelpTest ID BLOD0793 Parathyroid Hormone Intact Plus Calcium
AKA
PTH, CA
Specimen Type/Requirements
Gold top (Serum w/gel) tube - Serum (preferred)
Red top (Serum w/out gel) tube - Serum (preferred)
Light Green top (Lithium Heparin w/gel) tube - Plasma
Dark Green top (Sodium Heparin w/out gel) tube - Plasma
Note: PTH cannot be an add-on test due to no room temp stability.
Overnight fasting specimen is preferred. Avoid freeze/thaw cycles.
Test is affected by hemolysis and lipemia.
Specimen Volume
| Preferred Volume | 3.0 mL |
|---|---|
| Minimum Volume | 1.1 mL |
Stability/Transport
| Room Temperature | Not Acceptable | |
|---|---|---|
| Refrigerated | 48 hours | |
| Frozen | Greater than 7 days | Preferred for transport |
Performed Test Frequency
Monday through Sunday
Additional Information
Test included are Intact PTH and Calcium.
Methodology
Sioux Falls: Immunometric/Arsenazo III Complex
Rapid City: Electrochemiluminescence Immunoassay
Performing Lab
Sanford Laboratories Sioux Falls
Sanford Laboratories Rapid City
CPT
83970, 82310