Crystals, Fluid
Test Code
3134
89060
Clinical Significance
Crystals, Fluid - To rule out pathologic crystals.
Test Resources
None found for this test
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Test Details
Methodology
Microscopy/Polarized Light
Reference Range(s)
None seen
Alternative Name(s)
Calcium Pyrophosphate Crystals,Sodium Urate Crystals,Corticosteroid Crystals,Uric Acid Crystals,Cholesterol Crystals,Bile for Crystals,Pyrophosphate Crystals
Preferred Specimen(s)
3 mL fluid collected in an EDTA (lavender-top) tube or sodium heparin (green-top) tube
Alternative Specimen(s)
Plastic vial
Minimum Volume
1 mL
Transport Container
EDTA (lavender-top) tube or sodium heparin (green-top) tube
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 48 hours
- Refrigerated: 7 days
- Frozen: Unacceptable
Reject Criteria
Clotted
Setup Schedule
3 mL fluid collected in an EDTA (lavender-top) tube or sodium heparin (green-top) tube
Plastic vial
1 mL
EDTA (lavender-top) tube or sodium heparin (green-top) tube
Room temperature
Room temperature: 48 hours
Refrigerated: 7 days
Frozen: Unacceptable
Refrigerated: 7 days
Frozen: Unacceptable
Clotted