CSF WBC Correction for RBCs

Estimates how to correct lumbar puncture WBC count for traumatic tap (many other formulas exist).

CSF WBCs Detected cells/µL
CSF RBCs cells/µL
Blood WBCs cells/µL
Blood RBCs cells/µL
Corrected CSF WBCs cells/µL

CSF WBC (predicted) = CSF WBCs Detected - (WBC in Blood * RBC in CSF / RBC in Blood)

Source: Mandell, Bennett, & Dolin: Principles and Practice of Infectious Diseases, 6th ed.,









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