Liquid Chromatography with Tandem Mass Spectrometry (LC/MS-MS)
Monitoring possible exposure to cyanide; establishing cause of death in cyanide exposure.
Normal: Up to 0.05 mcg/mL
Potentially toxic: 0.50 mcg/mL and greater
Potentially lethal: 2.0 mcg/mL and greater
Not useful for monitoring nitroprusside therapy; the Thiocyanante assay is the preferred test for monitoring nitroprusside therapy.
7 - 11 days
- CYANIDE, BLOOD
Collect blood in a gray top tube. Send intact whole blood FROZEN.
Test sent to Mayo Medical Laboratories; performed by NMS Labs.