Name: Cell Count, Synovial Fluid
Test Name: Cell Count, Synovial Fluid
Health Link Test Code: HCSYCC
LIS Test Code: SYCC
CPT Code(s): 89051
Color, turbidity, nucleated cell count, red blood cell count and differential performed from a Wright's stained cytospin.
Methodology: Manual or Impedance Count
Days Performed: Daily, 24 hours.
In-Lab Turnaround Time: Differential- 1 day. May be delayed if review by a pathologist is necessary.
Stat In-Lab Turnaround Time: Cell count 1 hour.
Specimen: Synovial fluid
Collection Container: See collection instructions.
Preferred Collection Container: Sterile container.
For bloody specimens, a lavender top tube (with liquid or sprayed EDTA) is recommended.
For synovial fluids, a capped syringe is acceptable (needle must be removed before submitting to lab).
Collection Volume: 9 mL
Pediatric Collection Volume: 5 mL
Sample Analyzed: Synovial Fluid
Testing Volume: 2 mL
Pediatric Testing Volume: 1 mL
Transport specimen to UWHC Hospital Laboratory immediately. Transport with coolant pack if coming from clinic location.
Samples that are clotted are not acceptable.
On samples with abnormal cells, a hematopathologist's written interpretive report is issued as a separate report.
Very small sample sizes may fail to demonstrate abnormal cells.
Critical Calls: yes
Differential results may not be available until after pathology review. A professional fee may be associated with this test.