Meningitis, Haemophilus

**Definition:** Infections of the nervous system caused by bacteria of the genus HAEMOPHILUS, and marked by prominent inflammation of the MENINGES. HAEMOPHILUS INFLUENZAE TYPE B is the most common causative organism. The condition primarily affects children under 6 years of age but may occur in adults.

**Tree numbers:** - C01.150.252.223.500.425 - C01.150.252.400.700.433.615 - C01.207.180.500.425 - C10.228.228.180.500.425 - C10.586.625.280.393

**Synonyms:** - Meningitis, Hemophilus