What is unusual about these images?
There are extensive calcifications of the dura mater encephali.
Which regions are affected?
Cerebral convexity, parafalcine, and tentorial.
What are possible causes of this condition?
Recurrent chronic subdural haemorrhage.
Secondary or tertiary hyperparathyroidism.
Calcifications of the convexity, parafalcine and tentorial dura mater without signs of haemorrhage or a meningeal neoplasm.