Test Code CYCL Cyclospora Stain, Feces
Testing Algorithm
For other diagnostic tests that may be of value in evaluating patients with diarrhea; the following are available:
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen Type
FecalOrdering Guidance
Cryptosporidium oocysts do not reliably stain with the modified safranin stain. If Cryptosporidium is suspected, the specific enzyme-linked immunosorbent assay for this organism is recommended; order CRYPS / Cryptosporidium Antigen, Feces. To detect this organism as well as other common infectious causes of diarrhea, order GIP / Gastrointestinal Pathogen Panel, PCR, Feces.
Specimen Required
Patient Preparation: Patient should avoid use of antidiarrheal medication (eg, loperamide [Imodium-AD] or Pepto-Bismol).
The presence of barium will interfere with this test.
Submit only 1 of the following specimens:
Preferred:
Specimen Type: Preserved stool
Supplies:
-ECOFIX Stool Transport Vial (Kit) (T219)
-Formalin-Meridian 10% Buffered Neutral (T466)
Container/Tube:
Preferred: ECOFIX Stool Transport Vial (Kit)
Acceptable: 10% Buffered Formalin Stool Transport (Kit), Sodium Acetate Formalin (SAF)
Specimen Volume: 10 g
Specimen Stability Information: Ambient 21 days (preferred)/Refrigerated 21 days
Acceptable
Specimen Type: Unpreserved stool
Supplies: Stool container, Small (Random), 4 oz (T288)
Container/Tube: Stool container
Specimen Volume: 5 g
Specimen Stability Information: Refrigerated 3 days (preferred)
Specimen Minimum Volume
Preserved stool: 1 g
Unpreserved stool: 2 g
Specimen Stability Information
Specimen Type | Temperature | Time |
---|---|---|
Fecal | Varies |
Special Instructions
Reference Values
Negative
If positive, reported as Cyclospora cayetanensis detected.
Day(s) Performed
Monday through Saturday
CPT Code Information
87015
87207
Report Available
2 to 4 daysReject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Method Name
Safranin Stain
Forms
If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:
-Microbiology Test Request (T244)