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Miscellaneous Phosphorus
Test CodeMISP
CPT Codes
84105
Preferred Specimen
Body fluid specimen, including but not limited to: Cerebrospinal Fluid, pleural fluid, pericardial fluid, peritoneal fluid, or synovial fluid. Note fluid type in order comments or on patient specimen label.
Minimum Volume
1 mL
Instructions
Collect body fluid in a body fluid collection bag or other sterile container and transport to lab. Refrigerate if transport will be delayed. Note fluid type in order comments or on patient specimen label.
This test is for Phosphorus measurement on Body Fluids. For Phosphorus measurement on Serum or Plasma, order PHOS. For Phosphorus measurement on Urine, order URPHOS.
Transport Container
Body fluid collection bag or sterile container
Transport Temperature
Room Temperature or Refrigeration
Specimen Stability
Room Temperature - 4 hours; Refrigerated - 24 hours
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross viscosity or turbidity
Methodology
Colorimetric
Setup Schedule
Daily upon receipt
Report Available
Upon completion of analysis
Limitations
Gross viscosity or turbidity may interfere with testing.