A brain abscess is an extremely serious condition - if left untreated, it can even be fatal in a relatively short period of time. Unfortunately, it is extremely difficult to diagnose - the reason for this is that the symptoms that occur in patients with a brain abscess are quite non-specific. So who is particularly at risk of developing a brain abscess? What is the course of treatment in patients with a brain abscess and what is the prognosis of patients who develop one?