What pathogen causes meningitis?

There are several pathogens that can cause meningitis, including bacteria (such as Streptococcus pneumoniae, Neisseria meningitidis, and Haemophilus influenzae), viruses (such as enteroviruses and herpes simplex virus), and fungi (such as Cryptococcus neoformans).

- Bacteria:
- -Neisseria meningitidis- (meningococcus)
- -Streptococcus pneumoniae- (pneumococcus)
- -Haemophilus influenzae-- type b (Hib)
- -Listeria monocytogenes-
- -Mycobacterium tuberculosis-
- Viruses:
- Enteroviruses (e.g., poliovirus, coxsackievirus)
- Mumps virus
- Measles virus
- Varicella-zoster virus (chickenpox)
- Herpes simplex virus
- Cytomegalovirus
- Fungi:
- -Cryptococcus neoformans-
- -Candida- species
- Protozoa:
- -Toxoplasma gondii-
- -Acanthamoeba- species