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Rapid Urine Organic Acid Screen
Test Code49197
CPT Codes
83918
Preferred Specimen
15 mL random urine collected in a leak-proof urine container
Minimum Volume
8 mL
Instructions
Provide the ICD-10 code when ordering this code.
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 14 days
Refrigerated: Unacceptable
Frozen: 14 days
Methodology
Ethyl Acetate Extraction • Capillary Gas Chromatography-Mass Spectrometry with selected and Total Ion Monitoring
Setup Schedule
Set up: Mon-Fri; Report available: 10 days
Reference Range
See Laboratory Report
Performing Laboratory
Children’s Hospital National Medical Center
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111 Michigan Avenue NW
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Washington, DC 20010
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