Chlorothiazide

Test Code

3211

CPT Codes
80299

Preferred Specimen

1 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.4 mL

Other Acceptable Specimens

Plasma collected in: EDTA (lavender-top) tube • EDTA (pink-top) tube

Instructions

Promptly centrifuge and separate serum or plasma into a plastic screw-cap vial

Transport Container

Transport tube

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 14 days
Refrigerated: 30 days
Frozen: 2 years

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

Serum separator tube (SST) • PST

Methodology
High Pressure Liquid Chromatography (HPLC)

Setup Schedule

Tues, Thurs

Clinical Significance

Indicated in edema associated with congestive heart failure, hepatic cirrhosis, corticosteroid and estrogen therapy, and renal dysfunction. Also used for hypertension.

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.