Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

REDUCING SUBSTANCE, FECES

ORDERING INFORMATION:
Sunquest Test Code:
RSUBF      Geisinger Epic Procedure Code: RSUBF         Geisinger Epic ID: 43771

SPECIMEN COLLECTION
Specimen type:
Stool
Preferred collection container:
Specimen required:
10 grams random stool (minimum 3 grams) in a plastic leak-proof container
Special notes:
Collect fresh stool in a plastic, leak-proof container.

SPECIMEN PROCESSING
Transport temperature:
Frozen.
Specimen stability:
Refrigerated: 24 hours. Frozen: 60 days.
Rejection criteria:
Specimens received at room temperature. Specimens received refrigerated. Specimens in paint cans.

TEST DETAILS
Reference interval:
Negative.
CPT code(s):
84376
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Methodology:
Benedict's Solution
Synonyms:
Quest test code 91018
Clinical significance:
The presence of reducing substances is useful in the diagnosis of abnormalities in carbohydrate metabolism, i.e., sucrose and lactase. The unabsorbed sugars in stool are measured as reducing substances

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday-Friday afternoon    
Performed stat? No
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