Fecal Fat, Quantitative *

SIM

LAB392

CPT

82710

Synonyms

Fat Quantitative; Quantitative Fecal Fat; Quantitative Fat, Stool; Total Fat, Stool 

Specimen Type

Stool (72-hour)

Container

Collection kit containing a 1 gallon can, absorbent sheet, and O-ring. Can must be obtained form the lab.

Collection Instructions

Collect stool directly into can. Do not fill any can more than ²/₃ full. Secure lid with pressure and firmly attach the O-ring. State collection time on the can label. Place the can and the absorbent sheet into the leakproof plastic bag and seal.

Volume

Entire collection of stool

Additional Information

This is not for fecal fat qualitative or a random stool collection. Entire can must be sent to Lab Corp without opening.

Patient Preparation

Adults should be on a standard diet containing 50-150 grams of fat per day for at least 3 days before test is started. The patient should not have had mineral oil as a laxative prior to collection.

Specimen Processing Instructions

Entire can must be sent to Lab Corp without opening.

Transport Requirements

Refrigerate

Specimen Stability

 Refrigerated : 14 days 

Rejection Criteria

Container more than 2/3 full; container leaking; improper container; foreign matter other than stool in the can; specimen contaminated with urine; container contaminated on outside with stool; container lot labeled. Random stool

Reference Range

Reference Range accompanies report

Critical Value

Test Includes

Stool weight and fat content (in g/ 24 hours)

Methodology

Extraction/spectrophotometry

Testing Frequency

LCA

001354

Reviewed By

Rhonda Crowe

Reviewed Date

2/24/23

Supplemental

* Denotes Reference Lab Test