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Geisinger Medical Laboratories Test Catalog
CHLORIDE, 24 HOUR URINE |
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Geisinger Epic Procedure Code: LAB1991
Geisinger Epic ID: 14330
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SPECIMEN COLLECTION |
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Specimen type: |
24-hour urine | |
Preferred collection container: |
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Specimen required: |
5 mL aliquot of urine; minimum 1 mL. | |
Special notes: |
Urine with preservatives is not acceptable. Mix well. Estimate total collection volume from 24-hour urine container. Remove required aliquot. Record total volume on both aliquot tube and request slip (if applicable). | |
| SPECIMEN PROCESSING |
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Transport temperature: |
Refrigerated. | |
Specimen stability: |
Room temperature/Refrigerated: 7 days. | |
Rejection criteria: |
Urine containing preservatives is not acceptable. Stability limits exceeded. | |
TEST DETAILS |
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Reference interval: |
Urine chloride: 110-250 mmol/24 hours. | |
CPT code(s): |
82436 | |
| 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. | ||
Test includes: |
Chloride 24-hour urine; 24-hour total volume. | |
Methodology: |
Potentiometric |
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Synonyms: |
CL24
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Clinical significance: |
Increased urine chloride may result from water-deficient dehydration, diabetic ketoacidosis, Addison's disease, and salt-losing renal disease. Decreased urine levels are seen in congestive heart failure, severe diaphoresis, and in hypochloremic metabolic alkalosis due to prolonged vomiting. | |
Doctoral Director(s:) |
Hoi-Ying Elsie Yu, PhD, DABCC, FADLM Sheng-Ying (Margaret) Lo, PhD, DABCC |
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| Review Date: | 12/14/2022 | |