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Geisinger Medical Laboratories Test Catalog
UREA NITROGEN, PERITONEAL DIALYSATE |
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Geisinger Epic Procedure Code: LAB3211
Geisinger Epic ID: 14445
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SPECIMEN COLLECTION |
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Specimen type: |
Peritoneal dialysate | |
Preferred collection container: |
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Specimen required: |
1 mL of peritoneal dialysate; minimum 0.5 mL. | |
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge to remove any cellular material. | |
Transport temperature: |
Refrigerated (preferred). Room temperature or frozen specimen also acceptable. | |
Specimen stability: |
Room temperature: 7 days. Refrigerated: 7 days. Frozen: 1 month. | |
Rejection criteria: |
Stability limits exceeded. | |
TEST DETAILS |
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CPT code(s): |
84520 | |
| 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: |
Urea nitrogen, peritoneal fluid. | |
Methodology: |
Spectrophotometric (Colorimetric) |
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Synonyms: |
UNFB
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Clinical significance: |
Refer to Body Fluid Testing for additional clinical interpretive information. | |
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 | |