Clinical Context & Demographics Patient Age (years) Immune / Context Status Immunocompetent Immunocompromised Post-Neurosurgery VP Shunt in situ Clinical Signs Fever Meningismus / Neck stiffness Altered mental status Seizure Focal neurological deficit
Traumatic Tap Correction Supports standard 1 WBC per 500–1000 RBC subtraction and dynamic blood-ratio correction. CSF RBC (/mm³) ⓘ CSF WBC (/mm³) ⓘ WBC Predominance Lymphocytic PMN / Neutrophilic Mixed Peripheral Blood WBC (/mm³) Peripheral Blood RBC (/mm³) Standard Correction Ratio 1 WBC per 500 RBC 1 WBC per 750 RBC (default) 1 WBC per 1000 RBC Xanthochromia No Yes
Biochemistry & Serum Correlation CSF Protein (mg/dL) ⓘ CSF Glucose (mg/dL) ⓘ Serum Glucose (mg/dL) Opening Pressure (cm H₂O) ⓘ CSF Lactate (mmol/L, optional) Microbiology Result Pending / Not available Gram stain positive Gram stain negative PCR positive (bacterial target) PCR positive (viral target) PCR/Ag suggestive of TB/Fungal Fungal culture positive
Corrected Parameters Summary Method A Adjusted CSF WBC - Dynamic Formula Adjusted WBC - CSF/Serum Glucose Ratio - Tap Interpretation Critical Biochemical Flags