Synovial Crystal Examination*
Methodology
Microscopic Examination
Performing Laboratory
Rutland Regional Medical Center Laboratory
Specimen Requirements
Indicate specimen source.
Specimen Type: Synovial fluid
Container/Tube: Lavender top (EDTA)
Specimen Volume: 4 mL
Specimen Minimum Volume: 2 mL
Collection Instructions: Invert several times to prevent clotting.
Additional Information: Specimen is stable and acceptable up to 1 hour after collection at room temperature.
Specimen Transport Temperature
Ambient
Reference Values
Crystals: none seen
Day(s) Performed
Daily
Analytical Time:
1 day
Test Classification and CPT Coding
84157-Protein
89051-Cell count
89060-Crystal identification