Test Details

Mnemonic

FELES

Ordering Code

3700496

CPT-4 Code(s)

89055

Specimen Information

Patient Preparation

Patients should refrain from ingesting barium for 7 days before specimen collection.

Collect

Stool in Total-Fix® transport vial.

Specimen Preparation

Place 10.0 g or 10.0 mL stool in a Total-Fix® transport vial and send room temperature. Stool must be collected in a clean dry container and must not be contaminated with urine or water. Add stool to bring the liquid to the "fill to here" line and mix contents until homogeneous.

Alternate Specimen

Stool in Zn-PVA

Minimum Volume

5.0 g or 5.0 mL

Transport Temperature

Room temperature

Rejection Criteria

Stool in Cary-Blair transport medium, frozen stool, specimens containing barium or received in other than Zn-PVA or Total-Fix®, unpreserved stool

Stability

Room temperature: 6 months
Refrigerated: Not recommended
Frozen: Unacceptable

Methodology

Microscopy
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Reference Range

Fecal Leukocyte Not Detected
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Performing Laboratory

Quest SJC
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New York DOH Approval Status

Yes
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