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Test ID CL_F Chloride, Feces


Ordering Guidance


This test is only clinically valid if performed on watery specimens. In the event a formed fecal specimen is submitted, the test will not be performed.



Specimen Required


Patient Preparation: No barium, laxatives, or enemas may be used for 96 hours prior to start of, or during, collection.

Supplies: Stool containers - 24, 48, 72 Hour Kit (T291)

Container/Tube: Stool container

Specimen Volume: 10 g

Collection Instructions: Collect a very liquid stool specimen.


Secondary ID

606755

Useful For

Workup of cases of chronic diarrhea

 

Evaluation of suspected chloridorrhea 

Specimen Type

Fecal

Specimen Stability Information

Specimen Type Temperature Time
Fecal Frozen (preferred) 14 days
  Refrigerated  7 days
  Ambient  48 hours

Reject Due To

All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Reference Values

An interpretive report will be provided

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82438

Day(s) Performed

Monday, Thursday

Report Available

1 to 3 days