Name: Crystals, Synovial Fluid
Test Name: Crystals, Synovial Fluid
Health Link Test Code: FCR
LIS Test Code: SCRY
CPT Code(s): 89060
Methodology: Polarizing Microscopy
Days Performed: Daily, 24 hours.
In-Lab Turnaround Time: 4 hours.
Stat In-Lab Turnaround Time: 1 hour.
Specimen: Synovial fluid
Collection Container: See collection instructions.
Preferred Collection Container: Lavender (liquid EDTA or sprayed EDTA) or Green (sodium heparin only) top tube. If specimen is not bloody, it can be submitted in a capped syringe (remove needle before submitting to lab).
Collection Volume: 4 mL
Pediatric Collection Volume: 0.5 mL
Testing Volume: 0.5 mL
Pediatric Testing Volume: 0.2 mL
Transport specimen to UWHC Hospital Laboratory. Transport with coolant pack if coming from clinic location.
Clotted specimens are not acceptable. Specimens collected in powdered EDTA or lithium heparin tubes are not accepted. These anticoagulant types are associated with crystal formation (i.e., false positive results).
Interpretation Type: Expected Results