91090:CAFFEINE, URINE

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91090:CAFFEINE, URINE
Methodology: Enzyme Immunoassay (EIA) / High Performance Liquid Chromatography (HPLC)
Edit Date: 9/15/2010
Performed: Daily
Released: 4-6 hours if infant or 24-48 hours if adult, after setup at PeaceHealth Laboratories’ reference lab
CPT Code: 83520-90
Specimen Collection Details
Collection: Urine in a leak-proof plastic vial.
Handling: Refrigerate.
Standard Volume: 10 ml urine
Minimum Volume: 0.6 mL urine (micro method does not allow for repeat testing or confirmations).
Transport: Refrigerated.

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