耳源性硬脑膜下脓肿为硬脑膜内侧面与蛛网膜之间的化脓性病变,局限者称硬脑膜下脓肿,不局限者称硬脑膜下积脓,本病临床少见。1994年4月我们收治1例,观察了治疗前后 CT 影象改变,报告如下。1 病例简介患者男,76岁,左耳流血性脓液7d,高热,昏迷1d。自幼有化脓性中耳炎反复发作史,本次发病至入院前未接受任何治疗。1994年4月18日 Otoconjunctival abscess is the suppurative lesion between the medial side of the dura and the arachnoid, the limitations are those of subdural abscess, not limited to the subdural empyema, the disease is clinically rare. In April 1994, we treated 1 patient and observed the change of CT images before and after treatment. The report is as follows. 1 case description Male patient, 76 years old, left ear bloody pus 7d, fever, coma 1d. Since childhood, there are episodes of suppurative otitis media recurrent history, the incidence to admission did not receive any treatment. April 18, 1994