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Test Code FLDC, Syn Synovial Fluid Analysis

Important Note

Needle aspiration collected by physician

Performing Laboratory

Memorial Hospital Laboratory- Automated Procedures  304-388-5953       
General Hospital Laboratory 304-388-6244
Women and Children's Hospital Laboratory 304-388-2385
Teays Valley Hospital Laboratory 304-757-1770

Specimen Requirements

Synovial Fluid- Green Top Sodium Heparin, Lavendar-Top Liquid EDTA, or sterile cup

5 mL of  synovial fluid (1 mL minimum)

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient
  • Hemolyzed 
  • Clotted
  • Contaiminated

Storage and Stability

Process as soon as possible or refrigerate up to 3 days

Reference Values

Clarity Clear
Color Colorless, Straw, Yellow
Viscosity Viscous fluid which lacks fibrinogen and clots
RBC None seen
WBC 0-200 cells/mcL
Neutrophils 0-25%
Lymphocytes 0-75%

Methodology

Manual cell counts or automated method

Manual differential (cyospun fluid)

Days Test Set Up and Turnaround

Monday through Sunday, Continuously

AM Collection Expected by 9AM same day
Routine Expected within 24 hrs
Stat Expected within 1 hr
Timed Expected results are test dependant

CPT Coding

89051