Bacterial Meningitis
Organisms: S. pneumoniae (adults), N. meningitidis (children/young adults), H. influenzae (post-Hib vaccine: rare).
CSF: Turbid, WBC >1000 (neutrophils), protein high, glucose low (<40), Gram stain.
Treatment: Dexamethasone + Ceftriaxone + Vancomycin. Ampicillin if Listeria risk (elderly, immunocompromised, pregnancy).
TB Meningitis
CSF: Clear/fibrinous, WBC 50-500 (lymphocytic), protein high, glucose very low. Long track signs, basal exudates on imaging.
Treatment: HRZE (isoniazid, rifampicin, pyrazinamide, ethambutol) + steroids.
Viral Encephalitis
HSV-1: Temporal lobe involvement on MRI. Treatment: Acyclovir IV. JEV: Japanese encephalitis, rice fields, pigs.
Revision history
- 20 September 2026 — Initial publication
Related reading
Hand this plan to your study group.
CrackCMS is a free study desk for medical PG aspirants — 3,300+ PYQs, full mock simulators, spaced-repetition flashcards and an AI tutor that compares stem formats across UPSC CMS and NEET PG.
CrackCMS by CrackLabs AI · Editorial policy · Medical review policy
Join the discussion
Comments are opening soon.
The CrackCMS blog uses GitHub Discussions for comments (no spam, no third-party trackers). The discussion forum is being set up and comments will appear here automatically once it's live.
In the meantime, ping us at crackwith.ai@gmail.com or use the in-app AI tutor for any clarification.