Test Code LAB209 Body Fluid Cell Count (No Diff)
Additional Codes
CPT Code: 89050
Methodology
Includes microscopic examination for RBCs and WBCs.
This test is also included in Synovial Fluid Analysis.
Order this test if the request is not part of a profile.
Performing Laboratory
TidalHealth Peninsula Regional - Core Laboratory: Hematology
Specimen Requirements
Specimens received in lab the within 2 hours of collection are preferred.
Specimens received after 2 hours but within 24 hours of collection will be accepted.
Submit 2 to 3 mL of body fluid in a lavender-top (EDTA) tube. (Clotted or hemolyzed specimen is not acceptable.)
Note: Indicate specimen source.
Reference Values
CEREBROSPINAL FLUID (CSF)
Normal adult CSF is clear in appearance, xanthochromatia is absent, and contains 0-5 WBCs/cmm.
The number in children is higher, up to 30 mononuclear cells/mL can be considered normal in newborns.
CSF WBC
Critical value (automatic call-back): >10/cmm
OTHER FLUIDS
No established reference values