Cyanide (Blood), Screen and Confirmation

Test Code

CYAN

Quest Code

400

CPT Codes
82600

Preferred Specimen

10 mL whole blood collected in a sodium heparin (green-top) tube

Minimum Volume

1 mL

Other Acceptable Specimens

6 mL whole blood collected in: EDTA (lavender-top) tube, or sodium fluoride (gray-top) tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

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

Methodology
Colorimetric

FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Set up: Daily a.m.; Report available: 2 days

Reference Range

<0.1 mg/L

Clinical Significance

Toxic syndromes are rapid and include flushing, headache,
dizziness, and tachypnea that may progress to respiratory
depression and death. 80% of cyanide is converted to
thiocyanate. Administration of sodium nitroprusside
contributes to the total body pool of cyanide and
complicates interpretation.

Performing Laboratory

Quest Diagnostics Nichols Institute

14225 Newbrook Drive

Chantilly, VA 20153

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.