Epidural Hematoma, epidural, subdural, subarachnoid spaces, cavernous hemangioma, Arachnoid cyst, Hirayama disease Anatomy Anatomy -1 (Dura, arachnoid and pia mater) anatomy of spinal hematoma Anatomy -2 (epidural, subdural, subarachnoid spaces) Epidural hematoma Epidural hematoma -1 (경막외 출혈, 기본 내용) /spine MRI Epidural hematoma -2(CT/ MRI finding, typical finding) /spine MRI Epidural hem..