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Geisinger Medical Laboratories Test Catalog
PHOSPHORUS, 24 HOUR URINE |
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Geisinger Epic Procedure Code: LAB2847
Geisinger Epic ID: 6924
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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 24-hour urine collection; minimum 1 mL. | |
Special notes: |
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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Specimen processing instructions: |
Lab personnel (to be determined per site) will test the pH of the urines and adjust to less than 3.0 using 6N HCl. | |
Transport temperature: |
Refrigerated. | |
Specimen stability: |
Refrigerated: 6 months. | |
Rejection criteria: |
Stability limits exceeded. | |
TEST DETAILS |
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Reference interval: |
Urine phosphorus: 0.3 - 1.0 gm/24 hours. | |
CPT code(s): |
84105 | |
| 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: |
Phosphorus - 24-hour urine, 24-hour total volume. | |
Methodology: |
Spectrophotometric (Colorimetric) |
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Synonyms: |
PHOSPHATE,
PHOS24
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Clinical significance: |
Phosphate, under the influence of parathyroid hormone, is excreted by the kidney. Measurement of urinary phosphorus generally reflects dietary intake. | |
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 | |