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Neurosurgery important notes, Study Guides, Projects, Research of Medical Sciences

King George's Medical UniversityMedical Sciences

Neurosurgeons diagnose, assess and perform surgery on disorders affecting the central nervous system (brain and spinal cord) and the peripheral nervous system which can involve any area of the body.

Typology: Study Guides, Projects, Research

2022/2023

Available from 02/11/2023

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238 documents

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Neurosurgery BRAIN ABSCESS * Aetiology: A) Predisposing factors & routes of infections: 1. Local spread of infection from: a- Otitis media and mastoiditis accounts for 50% of cases > cerebellar and temporal lobe abscess . b - Frontal , ethmoid sinusitis & dental infection —> frontal abscess. 2. Direct implantation of the organisms through a penetrating trauma = single brain abscess. 3. Blood spread as a complication of lung abscess or bacteremia — multiple deeply seated brain abscesses . B) Organisms: Staph., strept. and pneumococci are common. Semicircular canals Vestibulo- cochlear Pinna 1 : : nerve Eustachian tube Malleus Bs Bip caine