Specimen Requirements
Title
Cell Count, Synovial Fluid with Crystals
Specimen Requirement
Collect 1 mL synovial fluid in a lavender EDTA, send refrigerated same day due to short stability.
Methodology
Microscopic and macroscopic examination
Stability
Room temp: Unacceptable, Refrigerated: 48 hours, Frozen: Unacceptable
Reference Range
The reference range is determined by the performing laboratory and will show on the report.
Turnaround
1-2 days
Clinical Use
Evaluate synovial fluid for the presence of RBCs, WBCs, crystals, and for physical appearance.
For serous fluid, see test code BFCT.
Test Code
SFCT