Chloride, CSF

Test Code

CLCSF

Alias/See Also

4004

CPT Codes
82438

Preferred Specimen

1 mL CSF collected in a sterile, plastic, leak-proof CSF tube

Minimum Volume

0.5 mL

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 14 days
Refrigerated: 14 days
Frozen: 6 months

Methodology
Coulometric Titration

Setup Schedule

Set up: Mon-Fri; Report available: Same day after receipt at the performing laboratory. Add two (2) days for transport.

Reference Range

122-132 mEq/L

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

Last Updated: August 11, 2023

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.