72 hour stool. Also acceptable: 24 hour or 48 hour stool.

Submit entire 72 hour stool frozen (Min: 3 gram).

* Collection Instructions *

• Send entire collection sample.
• Use a 1 gallon plastic, leak-proof, screw-cap container.
• Record total collection time (24, 48, or 72 hours).
• Record weight on test requisition.
• If entire collection is sent to the lab, the lab will verify weight of sample.
• Keep refrigerated during collection.
• Do not submit specimen in metal paint cans, as processing poses a safety hazard. Specimens received in paint cans will be rejected.

Patient Preparation

Patient should be on a diet including 100 grams of fat per day for 3 days prior to collection and during collection period.

Ambient: 7 days

Refrigerated: 7 days

Frozen: 28 days

Specimens received in paint cans