RHINOGENIC AND OTOTIC INTRACRANIAL SUPPURATION
RHINOGENIC AND OTOTIC INTRACRANIAL SUPPURATION
RHINOGENIC AND OTOTIC INTRACRANIAL SUPPURATION
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Etiology<br />
Spread<br />
Direct- Erosion of Tegmen tympani<br />
Erosion of posterior wall of frontal sinus<br />
Retrograde septic thrombophlebitis<br />
Facial or scalp infection<br />
Dental sepsis<br />
Meningitis<br />
Cranial surgery e.g. depressed fracture<br />
Infection at distant sites