Test Name
Calcium
Specimen Type & Acceptability
Serum
7 days refrigerated
General Use
Screening or monitoring test for calcium regulated disorders (parathyroid or kidneys), bone disease and other diseases.
CPT Code(s)
82310
Special Instructions
Let clot for 10-20 minutes. After the sample is fully clotted, centrifuge the sample. Verify complete separation of cells and serum and refrigerate.
Container/Tube Type
Volume
0.5 mL Min. vol. = 100 ul
Suggested Tube Types
Description
Typical Volume
Gold Top Serum Separator Tube (SST)
⋜ 5 mL
Tiger Top Serum Separator Tube (SST)
^For larger volume tests
> 5 mL
Red Top Tube (No additive)
⋜ 5 mL
EDTA Whole Blood
3 mL
3.2 % Sodium Citrate Whole Blood
2.7 mL
Lithium Heparin Plasma Separator Tube
⋜ 5 mL