Specimen:
Collect
- Synovial Fluid in One Green Top (Na Heparin)
- Synovial Fluid in One Lavender (EDTA)
- Synovial Fluid in One SST
Also Acceptable:
- Synovial Fluid in One Sterile Specimen Container
Submit
- 4 mL (Min:1 mL) Synovial Fluid in Lavender (EDTA). Submit Refrigerated.
- 4 mL (Min:1 mL) Synovial Fluid in Green Top (Li Heparin). Submit Refrigerated.
- 8 mL (Min:1 mL) Synovial Fluid in SST. Submit Refrigerated.
- 4 mL (Min:1 mL) Synovial Fluid in Green Top (Na Heparin). Submit Refrigerated.
Also Acceptable:
- 8 mL (Min:4 mL) Synovial Fluid in Sterile Specimen Container. Submit Refrigerated.
Special Handling
- Glucose levels only stable 2 hrs refrigerated if sample is bloody. Bloody samples in SST should be centrifuged and fluid separated from cells.
Rejection Criteria
- Clotted Specimen
- Do NOT send sample in syringe with needle attached.
Stability
See Individual Components
Methodology
- Microscopy
Performed
Mon-Fri
Reported
1-3 Day(s)
CPT Codes
- 82945
- 85810
- 86431
- 89051
- 89060
Interpretive Data
Please see report for interpretive data.
Components
- 2342 - RA FACTOR, SYN FLD
- 2487 - GLUCOSE, SYN FLD
- 3690 - APPEARANCE
- 3695 - VISCOSITY
- 3703 - CRYSTALS, SYN FLD
- 3725 - RBC
- 3731 - PMN'S
- 3732 - MONONUCLEAR
- 3153 - TNC
Last Updated: October 26, 2024 @ 9:13 am
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