Remote cerebellar haemorrhage
Day one post craniotomy for right subdural collection
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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.
Remote cerebellar haemorrhage is a rare complication of supratentorial surgery. The exact etiology is unknown but one postulated cause is CSF over drainage and descent of the cerebellum. The cerebellar haemorrhage can be on the ipsilateral, contralateral side (to the surgery), or both, as in this case.