Sweat Chloride Testing is available at our Outpatient Lab and an appointment is required. Testing can be scheduled for Wednesday at 7:30 am to 1:00 pm. To make an appointment, please call 915-242-8382 Monday – Friday during our regular business hours of 7:00 am – 5:00 pm. Sweat Chloride testing has been used for diagnosing Cystic Fibrosis (CF) for more than 50 years and remains the gold standard. For more information, please talk to our staff or your physician.

Important things to know before coming for a Sweat Chloride Test:

• You must have an appointment.
• The patient should drink a lot of fluids for at least 8 hours before the procedure and eat regular meals.
• Do not use any creams or lotions on the skin for at least 24 hours before the procedure.
• If the patient is sick with fever, vomiting, or diarrhea, it is better to reschedule the testing.
• The patient should take their medication as usual.
• You should arrive 15 minutes early to be registered.
• You will need one parent’s photo ID and your insurance card.
• The procedure will take approximately 60-90 minutes.
• If you are late for your appointment, you may have to wait an extended period of time or be asked to reschedule.

You may drop off urine and stool specimens you collect at home. Make sure your specimens are labeled with Patient Name, Date of Birth, Date of Collection, Time of Collection, and Name of Person who collected the specimen(s). Specimens can be dropped off from Monday – Friday from 7:00 am to 4:30 pm and Saturday from 7:30 am – 12:00 pm at the Outpatient Laboratory. If you need to drop off specimens at any other time please contact the lab for special considerations. 915-242-8382