Diagnostic Test Directory

Clinical Chemistry Laboratory

Sweat Test Profile

  • LIS Mnemonic: SWEAT

    Collect

    sweat collection on two arms

    Volume Required

    75 mgs

    Minimum Required

    75 mgs

    Transport

    Room temperature

    Stability

    24 hrs room temp, 5 days refrigerated

    Unacceptable conditions

    1. sweat weight < 50 mgs2. reported site tampering3. patient presents fever or in O2 enriched environment or rash4. patient < 48 hrs old

Days Performed

Mon-Fri 9am-1pm; Holidays excluded

Reported

same day as collection (scheduled)

Reflex Testing

N/A

CPT

89230 (collection), 82438 (Chloride Testing)

Methodology

iontophoretic collection

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