it is usually a sign of slowly growing lessions
it is best assessed in CT
- 1. Medulloblastoma WHO grade IV
- 2. Ependymoma WHO grade II
- 3. Pilocytic astrocytoma WHO grade I
- Abnormal ct brain "IN CASES TUMOURS
—collection of pus between the dura and calvaria, — complication of otitis media, mastoiditis, sinusitis, or osteomyelitis of the skull. —...