Clinical Chemistry Laboratory

Caffeine

  • LIS Mnemonic: CAF

    Collect

    Light Green Top (PST Tube)
    Satellite locations must send Gold top tube

    Volume Required

    1 mL blood

    Minimum Required

    0.5 mL blood

    Transport

    Room temperature

    Stability

    4 hrs room temp, 4 days refrigerated

    Processing

    spin 3400 RPMs for 10 min

Days Performed

24/7

Reported

Stat: 45 Min. Routine: 90 Min.

Reflex Testing

N/A

CPT

82491

Methodology

Two Point Rate

Remarks

SST acceptable.

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