Lab Test : Sweat Chloride

Print this page Bookmark and Share
Alternate:Sweat Test; Cystic Fibrosis Sweat Test; Pilocarpine Iontophoresis
Includes:Iontophoresis preparation and chloride measurement
Phone:(937) 641-5100
Available:M-F, first shift only. Out patients must be scheduled: In patient orders placed by 10 AM
Turnaround:1 hour
Specimen:Sweat, collected by laboratory staff
Volume:20 mg of sweat
Container:Collected onto specially prepared, pre-weighed, clean sponges placed in syringes
Temperature:Pre-weighed sponges and syringes; clean area protected from contamination, assay immediately after sweat collection.
Rejection:Insufficient sweat yield; contaminated site or sponge (touched by hand or dropped).
Normal:Pediatric Normal: 4-40 mEq/L; Borderline/Variable: 40-60 mEq/L; Diagnostic: greater than 60 mEq/L Adult normal: 4-60 mEq/L; Borderline/Variable; 60-80 mEq/L; Diagnostic: greater than 80 mEq/L..
Uses:Establish diagnosis of Cystic Fibrosis
Limitations:Skin covered with rashes/lesions will give higher CL results. Do not iontophoresis if any dermatitis, if patient complains of discomfort discontinue test.

Sign up for Pediatric Link

Finding the latest trusted child health and safety information doesn't have to be hard. Pediatric Link, Dayton Children's e-newsletter offers timely and up-to-date information for health care professionals from the experts you trust at Dayton Children's.  Sign up

Upcoming Events

Preble County YMCA fun family event

Free family event for parents of children birth to 5 years old

Pre-ordering now available!! Get your special edition shortbread puzzle piece cookies from Panera Bread! Cookies will be sold in stores April 13th to 19th. 100% of proceeds will benefit Dayton Children’s Hospital newly launched autism diagnostic center.

View full event calendarView full event calendar

The Right Experts

Just right for all kids


The Children's Medical Center of Dayton Dayton Children's
The Right Care for the Right Reasons

One Children's Plaza - Dayton, Ohio - 45404-1815