Sweat Chloride

Last Modified: 3/17/2021 2:55:15 PM


Client Notes: Sweat collection is performed by the Pediatric Pulmonary and CF Clinic and can be scheduled by contacting the clinic at 260-425-5739 
Patient Preparation: Do not use lotions or creams on the day of sweat collection.
Specimen Requirements: 20 uL Sweat in a Vial in Red Top Tube
Rejection Criteria: <15 uL sweat collected
Reference Range: < 29 mmol/L: CF unlikely
30-59 mmol/L: Intermediate
> 60 mmol/L: Indicative of CF
Critical Ranges: >30 mmol/L
Methodology: Coulometric Titration
Clinical Significance: The quantitative measurement of the chloride content is sweat is used to confirm the diagnosis of cystic fibrosis (CF).
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 24 hours
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: SWT
EPIC Test Code: LAB3205
CPT Coding: 82438

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