Oligodendrogliomas of the fourth ventricle: report of two cases.

Oligodendrogliomas of the fourth ventricle: report of two cases.

Oligodendrogliomas comprise approximately 4% of the total of brain tumours, and of this group only 7% are found in the posterior fossa, including 2% in the fourth ventricle. Oligodendrogliomas of the fourth ventricle therefore comprise less than one case in 1,000 to 1,500 brain tumours (0 08 %). One cannot expect to encounter much more than one in a lifetime even in a large-neurosurgical experi...

a case study of the two translators of the holy quran: tahereh saffarzadeh and laleh bakhtiar

بطورکلی، کتاب های مقدسی همچون قران کریم را خوانندگان میتوان مطابق با پیش زمینه های مختلفی که درند درک کنند. محقق تلاش کرده نقش پیش زمینه اجتماعی-فرهنگی را روی ایدئولوژی های مترجمین زن و در نتیجه تاثیراتش را روی خواندن و ترجمه آیات قرآن کریم بررسی کند و ببیند که آیا تفاوت های واژگانی عمده ای میان این مترجمین وجود دارد یا نه. به این منظور، ترجمه 24 آیه از آیات قرآن کریم مورد بررسی مقایسه ای قرار ...

Hemangioblastoma of the Fourth Ventricle : Case Report

mal cells and a subependymal plate composed of glial cells. Accordingly, these layers give rise to ependymomas, subependymomas, and subependymal giant cell astrocytomas (1). Hemangioblastomas are benign vascular tumors with an uncertain origin. They account for 12% of all intracranial tumors, and are a component of the von Hippel-Lindau syndrome in 30% of cases (2, 3). Hemangioblastomas usually...

Subependymoma of the lateral ventricle--report of two cases.

Subependymoma is a rare benign tumor of the ventricular system. It was described as a distinct entity by Scheinker in 1945. The fourth ventricle is the most common location. Many cases are asymptomatic and discovered at autopsy. Symptomatic cases often present with hydrocephalus.We present two cases of subependymoma located in lateral ventricles. Case 1 was a 69-year-old male with non-Hodgkin's...

Rupture of the Left Ventricle— Report of Two Cases