Intracranial hemorrhage Subdural hemorrhage 2010-08-10T03:01:08Z Usually resulting from tears in veins that cross the subdural space, subdural hemorrhage may cause an increase in intracranial pressure, which can cause compression of and damage to delicate brain tissue. Subdural hematomas are often life-threatening when acute, but chronic subdural hematomas are usually not deadly if treated. Hemorrhage occurring between the dura mater and the arachnoid mater. SNOMEDCT_US:35486000 UMLS:C0018946 Subdural haemorrhage Subdural haematoma SNOMEDCT_US:95453001 Subdural hematoma HP:0100309