Pediatrics Central Nervous System 582c5a5d The appearance of cobweb formation in CSF indicates? A Pyogenic meningitis B Viral meningitis C Tuberculous meningitis D Fungal meningitis High-Yield Explanation c. Tuberculous meningitis(Ref: Nelson's 20/e p 2936-2948, Ghai 8/e p 563-565)Cob web coagulum formation in CSF is a feature of Tuberculous meningitis.