Cell Count Only, Synovial Fluid

Orderable EAP code:

LAB101855

Billable EAP Codes:

80004370 x 1

CPT Codes:

89050 x 1

Lab Section:

Core Lab

Turnaround Time:

Routine: 4 Hours
Urgent: 2 Hours

Test Schedule:

24 hours, 7 days a week.

Critical Values:

WBC greater than or equal to 25,000/cu mm; Intercellular Bacteria; Malignant Cells; Atypical Cells if no previous.

Specimen Requirements:

3 mL synovial fluid in a LAVENDER top tube.

Pediatric Specimen Requirements:

1 mL synovial fluid in a 3 mL LAVENDER top tube.

Reference Range:

WBC less than or equal to 200 cu mm.

Comments:

Cell counts will be attempted on all fluids sent. However, specimen volume and quality may affect or prevent testing (i.e. specimens with small clots will be tested and results reported with a disclaimer that results may be affected, but specimens that are fully clotted cannot be counted).

Synonyms:

Synovial Fluid, Cell Count

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