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Thiocyanate, 24-Hour Urine
0090064
Ordering Recommendation

Use to monitor chronic cyanide exposure. To monitor individuals receiving cyanide-producing medications such as nitroprusside, the preferred test is Thiocyanate, Serum or Plasma (2011575).

Mnemonic
THIO-U 24
Methodology
Quantitative Colorimetry
Performed
Mon, Fri
Reported
1-5 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
24-hour urine. Specimen must be refrigerated during collection. 
Specimen Preparation
Transport 25 mL aliquot from a well-mixed, 24-hour urine. (Min: 2 mL) Record total volume and collection time on transport tube and test request form. 
Storage/Transport Temperature
Refrigerated. 
Unacceptable Conditions
Collection time less than 6 hours. 
Remarks
 
Stability
Ambient: 5 days; Refrigerated: 5 days; Frozen: 5 days 
Reference Interval
Effective May 15, 2017
Nonsmoker: Less than or equal to 4 mg/d
Smoker: 7-17 mg/d
Interpretive Data


Note
This test is intended to identify thiocyanate exposures, such as in an occupational setting.
CPT Code(s)
84430
Components
Component Test Code*Component Chart NameLOINC
0090062Thiocyanate, Urine - per 24h38427-1
0090066Thiocyanate, Urine - per volume3004-9
0097110Total Volume19153-6
0097111Hours Collected30211-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • thiocyanate concentration