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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Electrolytes, Feces
Test CodeQLYTESFEC
Quest Code
14437
CPT Codes
82438, 84302, 84999
Includes
Sodium, Feces
Potassium, Feces
Chloride, Feces
Potassium, Feces
Chloride, Feces
Preferred Specimen
10 mL random watery liquid fecal collected in a plastic screw-cap container, or 24-hour, 48-hour or 72-hour watery liquid fecal collected in a plastic screw-cap container
Instructions
Submit a frozen specimen of watery liquid feces in a plastic screw-cap container. Keep feces refrigerated during collection and transport frozen. Only watery liquid feces are an acceptable specimen. In an event a formed fecal specimen is submitted the test will not be performed and cancelled.
Note: Specimen must be shipped frozen to reduce the odor during shipping and to minimize the risk of the container rupturing due to gas accumulation.
This test only has clinical utility if performed on a watery fecal specimen.
Stable up to 3 freeze-thaw cycles.
Note: Specimen must be shipped frozen to reduce the odor during shipping and to minimize the risk of the container rupturing due to gas accumulation.
This test only has clinical utility if performed on a watery fecal specimen.
Stable up to 3 freeze-thaw cycles.
Transport Container
Plastic leak-proof container
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 30 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Specimens in paint cans • Formed stool • Specimens received refrigerated
Methodology
Ion Selective Electrode (ISE)
Reference Range
See Laboratory Report
Performing Laboratory
| Quest Diagnostics Nichols Institute-Chantilly VA |
| 14225 Newbrook Drive |
| Chantilly, VA 20151-2228 |

