<unk>  is the presence of Neisseria meningitidis' (also known as meningococcus), a severe bacterial infection, in the blood stream. It is demonstrated by blood culture. The disease is hard to identify as it can appear in several different forms, depending on which part of the body the bacteria invades. Neisseria meningitides is a gram-negative diplococcus. The bacteria is known to cause: meningitis, septicaemia, pneumonia, and even rarely urethritis. Early recognition and treatment of those exposed to meningococcus is extremely important in order to prevent serious illness like shock, DIC, multiorgan failure or death.
Meningococcemia
Eastern equine encephalitis
Western equine encephalitis
Fungal meningitis
Tick-borne encephalitis
Japanese encephalitis
Poliomyelitis
Venezuelan equine encephalitis