what is a subdural haemorrhage
Subdural haemorrhage (SDH) is a collection of blood accumulating in the potential space between the dura and arachnoid mater of the meninges around the brain.SDH can happen in any age-group, is mainly due to head trauma and CT scans are usually sufficient to make the diagnosis.ubdural haemorrhage (SDH) is a collection of blood accumulating in the potential space between the dura and arachnoid mater of the meninges around the brain.