Ordering Recommendation
Mnemonic
FEC LYTES
Methodology

Quantitative Ion-Selective Electrode

Performed

Sun-Sat

Reported

Within 48 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

24-hour or random liquid stool.

Specimen Preparation

Mix well and transfer a 5 g aliquot of stool to an unpreserved stool transport vial (ARUP Supply #40910). Available online through eSupply using ARUP Connect™ or contact Client Services at (800) 522-2787. (Min: 1 g) Do not add saline or water to liquefy specimen.

Storage/Transport Temperature

Refrigerated.  

Unacceptable Conditions

Formed or viscous stool.

Remarks
Stability

Ambient: Unacceptable; Refrigerated: 1 week; Frozen: 1 month

Reference Interval

Not established.

Interpretive Data



No compliance statements are in use for this test.

Note
Hotline History
N/A
CPT Codes

84999; 84302; 82438

Components
Component Test Code* Component Chart Name LOINC
0020379 Sodium, Stool 15207-4
0020380 Potassium, Stool 15202-5
0020381 Chloride, Stool 15158-9
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Electrolytes, Feces
  • Fecal Electrolytes
Electrolytes, Fecal