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Creatinine, Peritoneal Fluid
Test Code17422
CPT Codes
82570
Preferred Specimen
2 mL peritoneal fluid collected in a plastic leak-proof container
Minimum Volume
0.5 mL
Transport Temperature
Frozen
Specimen Stability
Room temperature: 24 hours
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature
Methodology
Spectrophotometry (SP)
Setup Schedule
Set up: Sun, Tues, Thurs, Fri; Report available: 4-6 days
Reference Range
0.5-2.0 mg/dL
Clinical Significance
Creatinine is the product of creatine metabolism. Creatinine is a measure of renal function. Elevations of creatinine are observed in patients typically with 50% or greater impairment of renal function.
