Test Overview
Test Methodology

Microscopic exam by Sudan Red III Stain

Test Usage

Aid in the diagnosis of steatorrhea

Reference Range *

Negative

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

This test is a screen. One negative result does not rule out the presence of fat in the stool. Test is subjective and qualitative. Results may vary depending on area of stool sampled.

Test Details
Days Set Up
Monday - Friday
Analytic Time

8 - 24 hours

Soft Order Code
SFAT
MiChart Code
Fecal Fat, Qualitative
Synonyms
  • Fecal Fat, Qualitative
  • Fecal Fat, Steatorrhea
  • Lipids, Stool, Qualitative
  • Qualitative Stool Fat Examination
  • SFAT
  • Spot Fecal Fat
  • Steatorrhea
  • Steatorrhea, Fecal Fat Screen
  • Stool, Fat, Qualititative
  • Stool, Qualitative Fat Exam
  • Sudan Red Stain for Fecal Fat
  • STOOL QUALITATIVE FAT TEST
Laboratory
Microbiology
Section
Microbiology
Specimen Requirements
Collection Instructions

Collect fresh stool in either a clean plastic container or an orange top Cary-Blair stool transport container; store and transport refrigerated within 48 hours of collection. Mineral or castor oil should not be used prior to collection. Only submit 1 specimen per day. If an unacceptable specimen is received, the client will be notified before disposal of the original specimen.

Normal Volume
0.5 - 1 mL stool
Minimum Volume
0.25 mL stool
Storage Temperature
Ambient: 48 hours
Refrigerated: 48 hours
Frozen: 48 hours
Additional Information

Test includes microscopic examination of stool. For quantitative stool fat results on specimens collected for 24, 48, 72 hrs, for clients: contact the MLabs Client Services Center and for UM patients: contact Special Testing (See Fat, Feces, Quantitative).

Billing
CPT Code
89125
Fee Code
20256
LOINC
2271-5
Resources