Hydrocephalus and Cerebral Small Vessel Disease in an Adult With Meningococcal Meningitis and Dilated Cardiomyopathy: A Fatal Outcome.

Meningococcal meningitis can lead to serious neurological complications such as hydrocephalus directly and contribute to cerebral small vessel disease indirectly, especially in patients with pre-existing conditions like dilated cardiomyopathy. Timely identification and aggressive treatment are essential, although the prognosis is often poor when numerous complications are present.