At a Glance Encephalitis is defined as inflammation of the brain, but, regardless whether the cause is directly infectious or postinfectious, there is commonly concomitant meningitis. In fact, many of the attributes of encephalitis are also seen in cases of meningitis (see Meningitis Module), and encephalitis is considered a progression of meningitis disease in many…
At a Glance The classical symptoms and signs of meningitis are: fever headache (typically severe) meningismus (stiff neck) altered mental status (typically temporally follows headache) There are many infectious causes of meningitis, including: viral (e.g., HSV and enterovirus) bacterial (e.g., Streptococcus pneumoniae and Haemophilis influenza) fungal (e.g., Cryptococcus neoformans) protozoan (e.g., Naegleria fowleri) mycobacterial (e.g.,…
