what is brain abscess?
What is a Brain Abscess? | Causes, Symptoms, Diagnosis, and Treatment A brain abscess is a serious and potentially life-threatening condition in which pus, immune cells, and other materials collect in the brain due to an infection or inflammation. It typically results from a bacterial or fungal infection that has spread to the brain from elsewhere in the body. Definition A brain abscess is a localized infection within the brain tissue that leads to the accumulation of pus. This can cause swelling, pressure on surrounding brain structures, and neurological damage if not treated promptly. Causes of Brain Abscess A brain abscess usually occurs when pathogens (like bacteria or fungi) enter the brain through: 1. Infection from Nearby Areas Ear infections (otitis media) Sinus infections (sinusitis) Dental infections Mastoiditis (infection of the skull bone behind the ear) 2. Infection from Distant Sites (Hematogenous Spread) From other...