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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