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1·Gliomas in children therefore are most common in the posterior fossa.

因此，儿童胶质瘤在颅后窝最常见。

2·Gliomas in children, therefore, are most common in the posterior fossa.

因此，儿童胶质瘤在颅后窝最常见。

3·Objective To improve accuracy of CT diagnosis of posterior fossa tumors.

目的提高颅后窝肿瘤CT诊断准确性。

4·Tumors in the posterior fossa are considered some of the most critical brain lesions.

后颅窝肿瘤是非常严重的病变。

5·Objective: To evaluate the diagnostic value of posterior fossa cyst with ct MR imaging.

目的：本文目的是对后颅窝囊肿的CT - MR影像学的诊断作用进行评价。

6·Purpose: To evaluate the value of MRI in diagnosis of posterior fossa tumors in children.

目的：探讨磁共振成像(MRI)对儿童颅后窝肿瘤的诊断价值。

7·Cystic cerebellar astrocytoma comprises about 33% of all posterior fossa tumors in children.

囊性星形细胞瘤占儿童后颅窝肿瘤的33%。

8·Objective To investigate the curative effect of craniotomy on posterior fossa epidural hematoma.

目的探讨骨瓣开颅术治疗后颅窝硬膜外血肿的效果。

9·Objective: to observe the effect of electric stimulation to posterior fossa in treating migraine.

目的：观察电刺激后颅窝对偏头痛的治疗效果。

10·The sitting position is most often used for neurosurgical procedures, especially in the posterior fossa.

坐位手术通常用于神经外科手术，特别是颅后窝手术。