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硬膜区血肿指发生于颅骨骨板与硬脑膜之间的硬膜外血肿和硬脑膜与蛛网膜之间的硬膜下血肿。是常见的颅脑外伤性血肿。外伤后3天内发生的血肿视为急性，临床病情多较危重，若不能及早发现和治疗就会影响病人的预后。急性中县以上的硬膜区血肿CT表现典型，此不赘述。本文主要讨论
Dural hematoma refers to the epidural hematoma that occurs between the skull plate and the dura and the subdural hematoma between the dura and the arachnoid. Is a common traumatic brain injury. The hematoma occurring within 3 days after trauma is considered as acute and the clinical condition is more serious. If it can not be detected and treated early, it will affect the prognosis of the patient. Dural acute hematoma above the county level CT performance typical, do not go into details. This article mainly discusses