References & Resources

Brain Abscess

Clinical Pearls

Epidemiology

The patient at risk:

Young (mean age 33.6)

Male (70%)

Have one of the following predisposing comorbid conditions (86%): 

Otitis/Mastoiditis (33%)

Sinusitis (10%)

Meningitis (6%)

Odontogenic foci (5%)

Contiguous Spread of Infection

Congenital Cardiac Defects/Endocarditis (13%)

Pulmonary Infection (8%)

Other distant source (13%)

Haematogenous Spread of Infection

Immune compromise (9%)

Post-surgical (9%)

Post-traumatic (14%)

Impaired Defences