Right parietal craniotomy with underlying mixed density right cerebral convexity subdural collection.
Moderate volume pneumocaphalus deep to the craniotomy.
Leftward midline shift.
Subdural haematoma of the right tentorium cerebelli.
Two new areas of parenchymal haemorrhage of the right cerebellar hemisphere and a smaller petechial haemorrhage of the left cerebellar hemisphere in keeping with remote cerebellar haemorrhages.