Chloride, Sweat

Orderable EAP code:

LAB00014

Billable EAP Codes:

80001711 x 1

CPT Codes:

82438 x 1

Lab Section:

Immunology

Turnaround Time:

Routine: 1 day

Test Schedule:

Monday through Friday, 8:00 am to 4:00 pm.
To schedule the collection for this test, contact Peds Pulmonary at Doernbecher (503-494-7682).

Units:

mmol/L

Critical Values:

30 mmol/L or greater.

Specimen Requirements:

50 uL sweat in a sealed, labeled micro-cup. TIGHTLY cap the specimen. Stability: 72 hours at room temperature; 72 hours refrigerated (2 to 8 C).

Pediatric Specimen Requirements:

30 uL sweat in a sealed, labeled micro-cup. TIGHTLY cap the specimen. Stability: 72 hours at room temperature; 72 hours refrigerated (2 to 8 C).

Reference Range:

29 mmol/L of less: CF unlikely.
30 through 59 mmol/L: Intermediate.
60 mmol/L or greater: Indicative of CF.

Comments:

Sample must be received in lab by 4:00 pm. Note total sweat volume on requisition.

Synonyms:

Cl
Cystic Fibrosis
Sweat Chloride