Fecal Fat, Quantitative, 48 Hours FFQU48
|Method(s)||Nuclear Magnetic Resonance Spectroscopy|
48-hour stool. Refrigerate during collection. Provide patient 1-2 Timed Stool Collection Kits.
Submit entire 48 hour stool collection in the approved transport containers, frozen.
The patient should be on a diet consisting of 50-150g of fat per day for three days prior to the study. Non-absorbable fat substitutes, such as Olestra, should be avoided prior to collection.
Ambient: 1 hour; Refrigerated: 96 hours; Frozen: 2 weeks.
Specimens containing barium, charcoal; specimens in media or preservatives. Containers larger than 500 mL (500g) such as paint cans, will be rejected and discarded.
|Preferred Specimen Collection Device(s)|
0-5 years: 0.0-2.0 g/24h