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Stool Reducing Substances

Message
Immediate Specimen Processing: 1. Collect a loose, unpreserved, random fecal specimen. 2. Freeze immediately. Additional Information: If additional tests are ordered, aliquot and separate sample prior to freezing to allow 1 container per test. Ambulatory Transport Temperature to Inova Central Lab: FrozenSpecimen Stability: 7 days


Test Code
LAB12651 UREDF


Alias/See Also
UREDF


CPT Codes
84376

Includes
@BKRCERMSGREFRESH(2302793)@ @BKRCERMSGREFRESH(2302794)@


Instructions
Processing Instructions: If additional tests are ordered, aliquot and separate sample prior to freezing to allow 1 container per test. Preferred Testing Volume: 3 g stoolMinimum Testing Volume: 2 g stool Transport Temperature: Frozen Stability: Ambient: UnacceptableRefrigerated : UnacceptableFrozen: 7 days Causes for Rejection: Urine and feces mixedFeces collected in any preservative or fixativePerforming Lab: MayoICL or Main Lab Specimen Team Only: Specimen cannot be shared. If a shared specimen is received, add a follow up to prioritize testing.


Report Available
4-Days


Clinical Significance
1230170326



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.