< or = 54 mg/dL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Days Test Performed
Monday - Saturday
2 - 3 days
Soft Order Code
A-1 Antitrypsin, Feces
Alpha 1 Antitrypsin, Feces
Mayo A1AF (182)
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Offsite Collection Instructions
Collect random stool sample and freeze.
5 grams stool
Homogenized stool: 1 mL
Note, the recommended test for protein-losing enteropathy is Alpha-1 Antitrypsin Clearance. Test sent to Mayo Medical Laboratories.