Test Code SWCL.1 SWEAT CHLORIDE
Methodology
Conductivity Utilizing the WESCOR® MACRODUCT® Collection System, which is approved by the Cystic Fibrosis Foundation as an acceptable screening method for cystic fibrosis.
Useful for screening for cystic fibrosis.
Specimen Requirements
Call Logan Health Medical Center Laboratory at 406-752-1737 to schedule test.
Container/Tube: MACRODUCT® Sweat Collection System
Specimen Volume: 50 µL to 60 µL (minimum volume: 15 µL) of sweat
Day(s) Test Set Up
By appointment only: varies depending on availability of personnel.
Reference Values
<50 mmol/L (negative)
50-80 mmol/L (borderline)
>80 mmol/L (positive)
Borderline or positive results should be confirmed by quantitative sweat chloride and/or sodium analysis.
Performing Laboratory
Logan Health Medical Center-Chemistry
Test Classification and CPT Coding
82438-Chloride
89230-Collection
Specimen Transport Temperature
Ambient