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HelpTest Code BF16 Crystals, Fluid
Clinical Information
To evaluate for potential pathogenic crystals including monosodium urate / gout and calcium pyrophosphate / pseudogout crystals.
Synonym
- FCRYS
Specimen Required
Preferred Container/Tube: Sodium Heparin (Green Top Tube)
Acceptable Container/Tube: Sodium Heparin (Green Top Tube), Sterile Container, EDTA ( Lavender Top)
Specimen Volume: 3 mL
Specimen Minimum Volume: 0.5 mL
Specimen Collection Information
If using a sterile container for collection, it must be non-additive.
Specimen Stability Information
Ambient: 2 hours
Refrigerated: 24 hours
Interpretation
Negative
Method Description
Unstained synovial fluid slides reviewed by polarized microscopy.
Performing Lab
Clinical Lab UH
Clinical Lab University East
Day(s) Performed
Monday through Sunday
Report Available
Same day/1 day
May be up to 4 days if path review is performed.
Reporting Name
Crystals, Fluid
CPT Code Information
89060
LOINC Code Information
6825-4