Subdural empyema natural history, complications and prognosis
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: João André Alves Silva, M.D. [2]
Natural History
Complications
Prognosis
The outcome will depend on: [1]
- preoperative level of consciousness
- start time of the treatment
- treatment aggressiveness
- progress of the disease
There may be identified some prognostic factors associated with subdural empyema: [1]
Unfavorable prognostic factors
▸ Presenting with encephalopathy or coma
▸ Younger than 10 years or elderly
▸ Late start of antibiotics
▸ Sterile cultures
Favorable prognostic factors
▸ Craniotomy instead of burr holes as surgical procedure
▸ Early treatment
▸ Young age (optimal between 10-20 years)
▸ Patient presents awake, alert and oriented
▸ Source of infection: paranasal sinuses
▸ Aerobic streptococci isolated in culture
▸ Aerobic streptococci as single pathogen