Objective To evaluate CT features of subdural hematomas at cerebral falx and tentorium of cerebellum.
目的探讨大脑镰、小脑幕硬膜下血肿的CT特点。
Enlargement of posterior fossa with upward displacement of lateral sinuses, sinus confluens and tentorium.
后颅窝扩张伴有横窦、窦汇和小脑幕上移。
To explore the effect of tentorium cerebelli hiatus incision of severe brain injury complicated from tentorial herniation.
探讨小脑幕裂孔切开术在救治重度颅脑损伤合并颞叶钩回疝的作用。
Objective: to discuss the prognosis of involved factors in treatment of severe craniocerebral injury complicated with tentorium cerebelli hiatus hernia by surgery.
目的：探讨重型颅脑损伤小脑幕裂孔疝手术救治的预后的影响因素。
Swelling of the left cerebral hemisphere has produced a shift with herniation of the uncus of the hippocampus through the tentorium, leading to the groove seen at the white arrow.
左大脑半球肿胀通过小脑幕形成海马钩回疝和正中线偏移，从而出现此处白色箭头所示的沟。
Methods: 80 emergency cases of severe craniocerebral injury complicated with tentorium cerebelli hiatus hernia were included in this study for statistical analysis on fatality rate.
方法：对急诊手术救治的80例重型颅脑损伤小脑幕裂孔疝的病死率进行统计学分析。
Conclusions The high density shape that was distributed in sulcus and cistern, tentorium of cerebellum, straight sinus and sagittal sinus is important for diagnosing SAH in neonates.
结论分布在脑沟脑池、小脑幕、直窦、矢状窦旁密度增高影是诊断新生儿蛛网膜下腔出血的重要征象。
SAH accounted for only 32 death cases (25%), most often caused by cerebrovascular malformation and ruptured intracranial aneurysm in the basis of brain or under tentorium of cerebellum.
以SAH为死亡原因者，32例，占25%，多见于脑血管畸形与动脉瘤破裂，出血部位多见于脑底及小脑天幕以下。
But the sign can not be found in all 32 cases with intra-cerebral glioma, including 21 cases with astrocytoma and 4 cases with oligodendroglioma and 7 cases with ependymoma above cerebellar tentorium.
而32例脑内胶质细胞瘤，包括星形细胞瘤21例、少支胶质细胞瘤4例、幕上室管膜瘤7例均未显示脑皮质内移征。
But the sign can not be found in all 32 cases with intra-cerebral glioma, including 21 cases with astrocytoma and 4 cases with oligodendroglioma and 7 cases with ependymoma above cerebellar tentorium.
而32例脑内胶质细胞瘤，包括星形细胞瘤21例、少支胶质细胞瘤4例、幕上室管膜瘤7例均未显示脑皮质内移征。
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