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