The Keyhole Retrosigmoid Approach to the Cerebello-Pontine Angle: Indications, Technical Modifications, and Results
نویسندگان
چکیده
منابع مشابه
Malignant melanoma of the cerebello-pontine angle region.
A case of malignant melanoma in the cerebello-pontine angle region is presented in a 72 year old female patient, who had neurological examination and CT scan suggestive of acoustic neuroma. The surgical finding and the histological examination provided the diagnosis. As a primary focus was not found on clinical examination and although autopsy was not carried out, there is a possibility of the ...
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Tumours of the cerebellopontine angle (CPA) account for 5% to 10% of all intracranial neoplasms. Various surgical approaches are possible for providing access to tumours of the CPA. The retrosigmoid approach to the posterior cranial fossa is the latest of numerous modifications of the classic suboccipital approach originally popularized by Harvey Cushing. The aim of this review is to discuss th...
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Intra-cranial melanomas are commonly metastatic from primary melanoma elsewhere in the body. The primary occurrence of a melanoma in the brain parenchyma is rare. We report a case of 38 year aged woman who presented with deviation of left eye and headache. On imaging, a space occupying lesion was found in the left Cerebello-pontine angle and a preoperative diagnosis of meningioma was made. She ...
متن کاملAn Ependymal Cyst in Cerebello-Pontine Angle Presenting with Syncope
Intracranial ependymal cysts are rare, congenital, benign lesions. These commonly occur in the supratentorial regions and usually generate no symptoms. The cerebellopontine angle (CPA) is an extremely rare site for ependymal cysts. Furthermore, there are no previous reports of CPA ependymal cysts related to syncope. We report a case of ependymal cyst in the left CPA with syncope. The patient un...
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terms of address as an important linguistics items provide valuable information about the interlocutors, their relationship and their circumstances. this study was done to investigate the change route of persian address terms in the two recent centuries including three historical periods of qajar, pahlavi and after the islamic revolution. data were extracted from a corpus consisting 24 novels w...
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ژورنال
عنوان ژورنال: Skull Base
سال: 2008
ISSN: 1531-5010,1532-0065
DOI: 10.1055/s-0028-1087220