Brain abscess

Brain abscess
Definition:
A brain abscess is a mass of immune cells, pus, and other material that can occur when the brain is infected by bacteria or fungus.
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A brain abscess is an infection in the brain that is encapsulated (confined within its own area) and localized to one or more areas inside of the brain. This condition may cause problems with the brain and spinal cord function.
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Brain abscesses commonly occur when bacteria or fungi infect part of the brain. Inflammation develops in response. Infected brain cells, white blood cells, and live and dead microorganisms collect in a limited area of the brain.
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Infants and children with bacterial meningitis may develop hydrocephalus, brain abscess and impaired hearing, vision and poor muscle control. In addition, bacterial meningitis sometimes leaves a child with a long-term seizure disorder.
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Hydrocephalus, Macewen sign of: A sign to detect hydrocephalus (and brain abscess).
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Some important causes of increased pressure from cerebral spinal fluid and papilledema are brain tumors and brain infections, such as a brain abscess, meningitis or encephalitis.
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brain abscess, meningitis, spinal epidural abscess, osteomyelitis), and tumors. The procedure often is used to evaluate injuries to bones, cartilage, ligaments, muscles, and tendons (e.g., knee and shoulder injuries).
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This serious infection can lead to a temporary loss of vision, blindness, brain abscesses, inflammation of the brain and spinal tissues (meningitis), and other complications.
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Complications, especially in bacterial meningitis, include damage to hearing, damage to other nerves in the body, brain abscesses, stroke, and collections of fluid on or in the brain.
Prevention and treatment
In babies symptoms include: ...
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Necrotizing externa otitis is a bone infection within the ear canal. This can also cause polyps. If the infection spreads, it can cause brain abscess, facial paralysis, deafness, meningitis, and bone infection of the base of the skull.
Next section ...
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Abnormal sinus drainage
Sensorineural hearing loss
Malformed bone or other tissues
Brain abscess
Cerebral atrophy (loss of brain tissue)
Brain tissue swelling
Hydrocephalus (fluid collecting in the skull) ...
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The infection may extend from the ear to the mastoid cells in the bone behind the ear, or to the membranes covering the brain, or to both, producing mastoiditis (which see), brain abscess, or meningitis (which see).
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