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Creatinine, Body Fluid
MessageTest performed at York Hospital Laboratory.
Test Code
BFCREA
CPT Codes
82570
Preferred Specimen
0.5 mL fluid submitted in a no additive (red-top) tube.
Other Acceptable Specimens
0.5 mL fluid submitted in a plastic leakproof container, 0.5 mL fluid submitted in a lithium heparin (green-top) tube.
Instructions
Acceptable body fluids include: pleural, peritoneal, pericardial, and drainage. Please specify body site for drainage fluids.
Transport Temperature
Refrigerated
Specimen Stability
Room temperature: 5 days
Refrigerated: 30 days
Frozen: 30 days
Refrigerated: 30 days
Frozen: 30 days
Methodology
Spectrophotometry
Setup Schedule
Daily
Report Available
Next Day
Reference Range
None established
Clinical Significance
Elevations of creatinine are usually seen in patients typically with 50% or greater impairment of renal function.
