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8909M
NITROGEN, TOTAL, 48-, 72-, OR 96-HOURS, FECES

Test Code 8909M 
Test NITROGEN, TOTAL, 48-, 72-, OR 96-HOURS, FECES 
Methodology Dumas Combustion 
Description Useful for assessing nutritional status (protein malnutrition), evaluating protein catabolism, and determining nitrogen balance, when used in conjunction with 24 hour fecal nitrogen measurement. 
Specimen Stool specimen (48-, 72-, or 96-hours). SEND ENTIRE COLLECTION FROZEN on dry ice in containers supplied by NorDx. See "Stool Collections."

NOTE:
1. LENGTH OF COLLECTION PERIOD IS REQUIRED ON REQUEST FORM FOR PROCESSING.
2. Specimen submitted must contain at least 10 g of feces.
3. Barium and boric acid interfere with test procedure. 
Reference Values 1 - 2 g/24 hours 
Analytic Time 2 Days 
Day(s) Test Set Up Friday 
CPT Code(s) 84999  

Special Instructions