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HelpTest Code CRYST CRYSTAL EXAM, SYNOVIAL FLUID
Performing Location
Collection Instructions
Use standard procedures to collect synovial fluid.
The Crystal Exam is automatically performed on synovial fluid, but may be ordered as a stand-alone test if desired.
Collection Container
Green Top Heparinized vacutainer or otherwise heparinized specimen
Specimen Required/Volume
2.0 mL
Specimen Type
Synovial fluid
Turn-Around Guidelines
Monday - Friday -Day shift only.
Reference Values
No Crystals observed.
Method
Polarized light microscopy
CPT
89060
LOINC
38458-6
Special Handling
Send intact tube(s) to laboratory.