Calcium, Total, RBCs

Test Code

20907

CPT Codes
82310

Preferred Specimen

2 mL RBCs collected in a sodium heparin (green-top) tube

Minimum Volume

0.7 mL

Instructions

Centrifuge and separate RBCs into an acid-washed plastic screw-cap vial within 2 hours of collection.

Transport Container

Acid-washed transport tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: Unstable
Refrigerated: 30 days
Frozen: Unstable

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Received room temperature • Received frozen • EDTA (lavender-top) tube

Methodology
Inductively Coupled Plasma/Optical Emission Spectroscopy (ICP/OES)

Setup Schedule

Daily

Report Available

4 days

Performing Laboratory

NMS Labs

200 Welsh Road

Horsham, PA 19044

Last Updated: November 6, 2024

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.