Fat, Fecal Quantitative, Homogenized Aliquot
2002350
Ordering Recommendation
 
Mnemonic
FECQ FAT
Methodology
Nuclear Magnetic Resonance Spectroscopy
Performed
Sun-Sat
Reported
2-3 days  
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
Specimen Required
Patient Preparation
The patient should be on a diet consisting of 50 to 150 g of fat per day for 3 days prior to the study. Non-absorbable fat substitutes, such as Olestra, should be avoided prior to collection.  
Collect
24, 48, or 72-hour stool collection. Refrigerate during collection.  
Specimen Preparation
Weigh entire collection. Homogenize entire collection (using a graduated cylinder, add sufficient water to give "milk shake" consistency) and aliquot 20 mL (20 g) to a clean, unpreserved vial (ARUP supply #40910). Available online through eSupply using ARUP Connect™ or contact ARUP Client Services at (800) 522-2787. (Min: 5 mL) Refer to instructions in Stool Collection-Timed Specimens (24, 48, 72 Hours) under Specimen Handling at www.aruplab.com.  
Storage/Transport Temperature
Frozen.  
Unacceptable Conditions
Random collections. Specimens containing barium or charcoal. Specimens in media or preservatives. Containers larger than 500 mL (500 g), such as paint cans, will be rejected and discarded. Submissions without collection time and weight information.  
Remarks
Provide weight of entire collection, volume of water added for homogenization (if applicable), and duration of collection. Complete information is required in order to perform accurate calculations. If weight and time are not provided, the specimen is  assumed to be a random collection. Alternative testing can be performed. See Fat, Fecal Qualitative (ARUP test code 0020385).  
Stability
Ambient: 1 hour; Refrigerated: 4 days; Frozen: 2 weeks  
Reference Interval
0-5 years: 0.0-2.0 g/24h
6 years and older: 0.0-6.0 g/24h  
Interpretive Data


See Compliance Statement B: www.aruplab.com/CS
Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
 
Note
 
CPT Code(s)
82710
Components
Component Test Code*Component Chart NameLOINC
0020378Fat, Fecal Quantitative16142-2
0060717Collection Time for Fecal Specimen13363-7
0097131Fecal Weight30078-0
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Fat, Quant
  • Fat, Quantitative
  • Fecal fat aliquot
  • fecal fat homogenized aliquot
  • Fecal Fat, Quantitative
  • Fecal Lipids
  • Quantitative Fecal
  • Stool Fat, Quantitative
  • Total Fat, Quantitative