Monocytes
- Sample Type
- Standard
- Fasting
- No
- Unit
- %
In the context of a Cerebrospinal Fluid (CSF) differential count, monocytes are phagocytic leukocytes. While a small percentage (0-5%) is normal, an increase (monocytosis) typically signifies chronic inflammatory processes, granulomatous diseases, or specific infections such as tuberculous or fungal meningitis. They are also seen in the resolving stages of bacterial meningitis and can indicate reaction to foreign material (e.g., a CNS shunt).
Check Your Result
Check Your Result
Enter your lab result to see where you stand compared to the standard reference range.
Why Context Matters
CSF cells degrade rapidly; delays in processing can lead to misidentification. Monocytes can also be morphologically confused with activated lymphocytes or macrophages in a clinical setting.
Lab ranges are statistical averages, not biological laws. "Normal" for a 20-year-old male isn't normal for a 60-year-old female.
Clinical References
Source-of-truth databases and clinical guidelines for Monocytes:
Official Sources
Research & Guidelines
- PubMed: Monocytes Clinical GuidelinesNCBI / PubMed
Related Indicators
Medically Reviewed by Dr. Binoy Babu, MBBS
Board Certified Doctor • 10+ Years Clinical Experience
Dr. Babu is a practicing physician dedicated to empowering patients with clear, actionable medical information. He founded 2opi to bridge the gap between complex lab reports and patient understanding, ensuring everyone has access to a reliable second opinion.
Get Notified When Dr. Babu Is Available