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Test Code FFAT Fat, Fecal, Qualitative

Methodology

Colorimetric

Performing Laboratory

Quest Diagnostics

Specimen Requirements

Container/Tube:  Plastic stool container
Volume:  10 g (minimum volume:  1 g) from a random stool collection 

Transport Temperature:  Frozen

Reference Values

Normal:

Tiny fat globules, <1 micron in diameter, and
too difficult to count, were observed microscopically
under high power.
Abnormal:

Fat globules, 1-8 microns in diameter, and <100 globules per high power field, were observed microscopically.
Grossly Abnormal:

Large fat globules, 9-75 microns in diameter, and so numerous that there was very little fecal background observed microscopically under high power.

Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding

82705