Thiocyanate Level, Serum or Plasma

Sunquest Code:THIOC  
Epic Code:LAB6992Epic Name:Thiocyanate Level, Serum or Plasma
Synonyms:Nitroprusside Metabolite
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 1-5 days
Special Instructions:

Include the following information with patient sample:

1.     Dose – List drug amount and include the units of measure

2.     Route – List the route of administration (IV, Oral, etc.)

3.     Dose Frequency – Indicate how often the dose is administered (per day, per week, as needed, etc.)

4.     Type of Draw – Indicate the type of blood draw (Peak, Trough, Random, etc.)



Collection Instructions

Optimal Volume:2 mL
Minimum\Peds Volume:1.2 mL
Container:Red (no gel) (Purple (EDTA))
Causes for Rejection:Whole blood. Gel separator tubes. Light blue (sodium citrate) or Yellow (SPS or ACD Solution) tubes.

Processing and Shipping

Specimen Processing:Centrifuge and aliquot within 2 hours of collection, 1 mL, 0.5 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Sample is stable for 5 days at room temperature, refrigerated or frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:2011575


Reference Range:


Less than or equal to 4 µg/mL


3-12 µg/mL


Greater than 50 µg/mL

Values see with nitroprusside therapy

6-29 µg/mL



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