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HelpTest Code REDSM Reducing Substance, Feces
Additional Codes
|
MAYO Test ID |
|
UREDF |
|
EPIC Test ID |
| LAB442 |
Reporting Name
Reducing Substance, FUseful For
Assisting in the differentiation between osmotic and nonosmotic diarrhea
Screening test for:
-Diarrhea from disaccharidase deficiencies, (eg, lactase deficiency)
-Monosaccharide malabsorption
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
FecalSpecimen Required
Supplies: Stool container, Small (Random), 4 oz Random (T288)
Container/Tube: Fecal container
Specimen Volume: 3 g
Collection Instructions:
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.
Specimen Minimum Volume
2 g
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Fecal | Frozen | 7 days |
Reference Values
Negative or trace
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
84376
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| UREDF | Reducing Substance, F | 11060-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 6215 | Reducing Substance, F | 11060-1 |
Reject Due To
| Urine and feces mixed Feces collected in any preservative or fixative |
Reject |
Method Name
Benedict's Copper Reduction Reaction
Forms
If not ordering electronically, complete, print, and send a Gastroenterology and Hepatology Test Request (T728) with the specimen.
Day(s) Performed
Monday through Saturday