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Test Code BFCC Cell Count, Body Fluid

Important Note

Body fluid type and location must be noted (pleural, peritoneal, synovial, etc.)

Refer to Specimen Collection - Body Fluid for Cell Count, Crystal Analysis, Chemistry Testing, and Aerobic/Anaerobic Culture for additional inforation.

Specimen Information

Container Specimen Temperature Collect Vol Submit Vol Min Vol Stabilty
Lavender EDTA Fluid Refrigerate 4.0 mL 4.0 mL 3.0 mL 4 hours

Samples may be received in syringes, sterile evacuated containers, or sterile specimen cups.  Ideally, the sample for a cell count should be placed in an EDTA anticoagulated tube.

Specimens submitted with the needle attached may be rejected at the lab's discretion.

*Deliver to the lab immediately.

 

Reject Due To:

- Above criteria not met

- Specimen QNS

- Specimen clotted

- Specimen unlabeled or mislabeled

- Specimen received with a needle attached

Instrumentation / Method

Manual Cell Count

Automated / Sysmex XNL-550

Test Schedule / Analytical Time / Test Priority

Daily / Same Day / Available STAT

Reference Range

Fluid Type Color Clarity WBC/uL RBC/uL Diff performed if WBC:
Synovial Light Yellow Clear < 200 Varies and may result from a traumatic tap > 200 / uL
Pleural Colorless to Pale Yellow Clear < 1000 None or Rare > 0 / uL
Pericardial Colorless to Pale Yellow Clear None or Rare None or Rare > 0 / uL
Peritoneal Light Yellow Clear < 300 < 50,000 > 0 uL

 

REFERENCE RANGE:
SYNOVIAL:
TNC (uL)  <200    
RBC (uL)   ---  
DIFF:
MONO/MACRO: 55-75%    
LYMPH:      10-20% 
NEUTS:      10-24%

No reference intervals are defined for non-synovial counts and differentials.

CPT / LOINC / Order Code

Meditech Medent LOINC CPT
BFCC BFCC    
RBC   6741-3  
TNC   55793-4  
TOT VOL      
COMMENT   59446-3