Subdural empyema is a complication of all the following conditions except?
d. Boil over face(Ref: Nelson's 20/e p 2936-2948, Ghai 8/e p 563-565)Infections of the sinuses, ear and skull bones can lead to Subdural empyema.
Frontal Sinusitis
Skull vault osteomyelitis
Middle ear disease
Boil over face
Central Nervous System