Reducing Substances, Feces
Order Code:
REDSUB
Test Summary
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.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
10 grams random stool in a plastic leak-proof container
Minimum Volume
3 g
Instructions
Collect fresh stool in a plastic, leak-proof container.
Adult and older children patients can collect the specimen by passing feces into plastic wrap stretched loosely over the toilet bowl. Then transfer 10 g of the stool specimen into the plastic container.
With young children and infants wearing diapers, the diaper should be lined with clean plastic wrap to prevent absorption. A pediatric urine bag can be attached to the child to ensure that the stool specimen is not contaminated with urine. Then transfer 10 g of the stool specimen from the plastic lined diaper to the plastic container. Do not submit the diaper itself.
Freeze and transport frozen.
Adult and older children patients can collect the specimen by passing feces into plastic wrap stretched loosely over the toilet bowl. Then transfer 10 g of the stool specimen into the plastic container.
With young children and infants wearing diapers, the diaper should be lined with clean plastic wrap to prevent absorption. A pediatric urine bag can be attached to the child to ensure that the stool specimen is not contaminated with urine. Then transfer 10 g of the stool specimen from the plastic lined diaper to the plastic container. Do not submit the diaper itself.
Freeze and transport frozen.
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 4 hours
- Refrigerated: 24 hours
- Frozen: 60 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Received thawed • Specimens in paint cans
Order Code
REDSUB
EPIC (Premier) Code
LAB564
Includes
N/A
CPT Code
- 84376
Billing Code
- 670451
CPT Statement
Methodology
Benedict's Solution
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Department
Reference Testing
Reference Range
Negative
Setup Schedule / Expected Turnaround Time
Monday - Friday evening; Report available: 1 day
Specimen Collection
Special Instructions
N/A
Preferred Specimen
10 grams random stool in a plastic leak-proof container
Minimum Volume
3 g
Instructions
Collect fresh stool in a plastic, leak-proof container.
Adult and older children patients can collect the specimen by passing feces into plastic wrap stretched loosely over the toilet bowl. Then transfer 10 g of the stool specimen into the plastic container.
With young children and infants wearing diapers, the diaper should be lined with clean plastic wrap to prevent absorption. A pediatric urine bag can be attached to the child to ensure that the stool specimen is not contaminated with urine. Then transfer 10 g of the stool specimen from the plastic lined diaper to the plastic container. Do not submit the diaper itself.
Freeze and transport frozen.
Adult and older children patients can collect the specimen by passing feces into plastic wrap stretched loosely over the toilet bowl. Then transfer 10 g of the stool specimen into the plastic container.
With young children and infants wearing diapers, the diaper should be lined with clean plastic wrap to prevent absorption. A pediatric urine bag can be attached to the child to ensure that the stool specimen is not contaminated with urine. Then transfer 10 g of the stool specimen from the plastic lined diaper to the plastic container. Do not submit the diaper itself.
Freeze and transport frozen.
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 4 hours
- Refrigerated: 24 hours
- Frozen: 60 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Received thawed • Specimens in paint cans
Result Information
Methodology
Benedict's Solution
Testing Laboratory
N/A
Reference Range
Negative
Setup Schedule / Expected Turnaround Time
Monday - Friday evening; Report available: 1 day