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 or fecal pus in a Total-Fix® transport vial andsend 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
Fecal pus in Zn-PVA
Fecal pus in Zn-PVA
Minimum Volume
5.0 g or 5.0 mL
Transport Temperature
Room temperature
Rejection Criteria
Unpreserved stools; stools preserved in transport media other than Total-Fix or Zn-PVA
Stability
Room temperature: 6 months
Refrigerated: Not recommended
Frozen: Unacceptable
Refrigerated: Not recommended
Frozen: Unacceptable
Methodology
Microscopy
Reference Range
Fecal Leukocyte Not Detected
Performing Laboratory
Quest
New York DOH Approval Status
Yes