本文报告６例经ＣＴ证实为原发性脑室出血，占同期脑出血的１．５％。临床表现多以头痛首发，伴脑膜刺激征，ＣＴ检查前容易误诊为蛛网膜下腔出血。本组头颅ＣＴ所见全脑窒出血２例，部分脑室出血４例；死亡１例，存活５例。尽早行ＣＴ检查明确诊断可及时指导治疗，改善预后。本文针对原发性脑室出血的病因、临床表现、治疗与预后结合文献加以讨论。 This article reports 6 cases of primary intraventricular hemorrhage confirmed by CT, accounting for 1.5% of cerebral hemorrhage over the same period. Clinical manifestations and more headache, with meningeal irritation, CT misdiagnosed as subarachnoid hemorrhage before. 2 cases of craniocerebral hemorrhage seen in this group head CT, 4 cases of partial ventricular hemorrhage; 1 case of death, 5 cases of survival. CT examination as soon as possible a clear diagnosis can prompt treatment, improve prognosis. This article aims to discuss the etiology, clinical manifestations, treatment and prognosis of primary ventricular hemorrhage.