Web: | mayocliniclabs.com |
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Email: | mcl@mayo.edu |
Telephone: | 800-533-1710 |
International: | +1 855-379-3115 |
Values are valid only on day of printing. |
The following algorithms are available in Special Instructions:
Container/Tube: Stool container (T291)
Specimen Volume: Entire collection (48, 72, or 96 hour). 24-Hour collection is adequate if the collection volume is approximately 100 g.
Collection Instructions:
1. Patient should be instructed to refrain from red meat and aspirin-containing medications for 3 days prior to, as well as during, specimen collection. Compliance should be indicated.
2. No barium, laxatives, or enemas may be used within 24 hours of starting the collection.
Additional Information:
1. Length of collection period is required.
2. Specimens smaller than 100 g may not provide interpretable results.
3. Include a list of medications the patient is currently taking.
If not ordering electronically, complete, print, and send an Inborn Errors of Metabolism Test Request (T798) with the specimen.
Specimen Type | Temperature | Time | Special Container |
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Fecal | Frozen (preferred) | 14 days | |
Refrigerated | 14 days |