Body Fluid Cell Count and Differential


Abbrev Code:BFLD   
Order Code:LAB210Order Name:Cell Count with Differential Fluid
Synonyms:Fluid Analysis, Cell Count
CPT Codes: 89051 x1
Test Includes:Appearance, color, nucleated cells and differential.
Turnaround Time:Performed and reported 24 hours/day.
Special Instructions:Identify type of specimen on request form, e.g., bronchial lavage, cyst fluid, joint fluid, pericardial fluid, peritoneal dialysate, peritoneal fluid, pleural fluid, synovial fluid. Refer to Crystal Analysis, Synovial Fluid listing. For other body fluid types, contact the laboratory.


Collection Instructions

Specimen:Fluid
Optimal Volume:3 mL
Minimum\Peds Volume:Submit less if unable to obtain 1 mL
Container:Purple (EDTA)
Alternate Containers: Plastic leakproof container, sterile
Causes for Rejection:Clotted specimen.


Processing and Shipping

Specimen Processing:Store at refrigerated temperature (preferred).
Shipping Instructions:Ship at refrigerated temperature (preferred). Must arrive within 24 hours.
Test Performed at or Referral Lab Hematology  (Range, UMMC-East Bank, Lakes, Ridges, Northland, Southdale, UMMC/UMMCH-West Bank, Grand Itasca, St. Joseph's, St. John's, Woodwinds)


Interpretive

Critical Range:Peritoneal dialysate greater than 100 TNC/uL
Reference Range:
Appearance: Color: Pale yellow to colorless. Clarity: Clear
Fluid Type Total Nucleated
Cell Count TNC/uL
 Differential
PMN
Pleural <1000 <25%
Pericardial <1000 <25%
Peritoneal <500 <25%
Synovial Fluid <200 <25%
Peritoneal Dialysate <50 <25%
Amniotic Fluid <100  
References: Kjeldsberg C, Knight J: Laboratory examination of cerebrospinal, seminal, serous, and synovial fluids. American Society of Clinical Pathologists, Chicago, 1993.
Use:Evaluation of cell counts on body fluids, e.g., Bronchial lavage, cyst fluid, joint fluid, pericardial fluid, peritoneal dialysate, peritoneal fluid, pleural fluid, or synovial fluid.


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