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HelpTest ID BFCC Cell Count and Differential, Body Fluid
Ordering Guidance
Shipping Instructions
Specimen must arrive within 24 hours of collection.
Necessary Information
Indicate specimen source
Specimen Required
For Local Accounts Only
Sources: Synovial, pleural, peritoneal, pericardial fluid
Container/Tube:
Preferred: Body fluid container
Acceptable: Lavender top (EDTA) or green top (heparin)
Specimen Volume: 1 mL
Useful For
Aiding in the diagnosis of joint disease, systemic disease, inflammation, malignancy, infection, and trauma
Reflex Tests
| Test ID | Reporting Name | Available Separately | Always Performed |
|---|---|---|---|
| LCMS | Leukemia/Lymphoma, Phenotype | Yes | No |
| CYTNG | Cytology Non-GYN | Yes | No |
Testing Algorithm
When abnormal cytologic features are present, a miscellaneous cytology test may be added and performed at an additional charge. Fee codes for that test vary depending on review process.
Method Name
Automated or Manual Cell Count/Cytocentrifugation followed by Manual Differential and Morphology Review
Reporting Name
Cell Count and Differential, BFSpecimen Type
Body FluidSpecimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Body Fluid | Ambient (preferred) | 24 hours | |
| Refrigerated | 24 hours |
Reference Values
TOTAL NUCLEATED CELLS
Synovial fluid: <150/mcL
Peritoneal/pleural/pericardial fluid: <500/mcL
NEUTROPHILS
Synovial Fluid: <25%
Peritoneal/pleural/pericardial fluid: <25%
LYMPHOCYTES
Synovial fluid: <75%
MONOCYTES/MACROPHAGES
Synovial fluid: <70%
Day(s) Performed
Monday through Sunday
Report Available
1 to 2 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
89051-Cell count with differential
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| BFCC | Cell Count and Differential, BF | 34557-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| SPEBF | Fluid Type | 14725-6 |
| APPF | Gross Appearance | 9335-1 |
| TNCF | Total Nucleated Cells | 55793-4 |
| RBCF | Erythrocytes | 26455-6 |
| CMTF | Comment | 48767-8 |
| NEBFL | Neutrophils | 26513-2 |
| LYBFL | Lymphocytes | 11031-2 |
| MMBFL | Monocytes/Macrophages | 30437-8 |
| EOBFL | Eosinophils | 26452-3 |
| BABFL | Basophils | 28543-7 |
| OTHBF | Other Cells | 75353-3 |
| CMTBF | Diff Comments | 59466-3 |
| OTHMR | Other Cells Are: | 75353-3 |
| CMTBR | Comment | 48767-8 |
| REVMR | Reviewed by: | 18771-6 |