Primary choroid papillomas in the cerebellopontine angle
نویسندگان
چکیده
منابع مشابه
Unique Presentation of Cerebellopontine Angle Choroid Plexus Papillomas: Case Report and Review of the Literature
Objectives We present the case of a choroid plexus papilloma (CPP) in the cerebellopontine angle (CPA), describe the different appearances of CPPs with a variety of imaging techniques, and discuss the differential diagnosis of CPA tumors. Participant and Design We report the case of a 52-year-old woman with headache, tinnitus, and unilateral hearing impairment whose preoperative magnetic resona...
متن کاملChoroid plexus papilloma of the cerebellopontine angle.
Choroid plexus papillomas are rare tumors, representing less than 1% of all intracranial neoplasms in our review of the English literature. Derived from the neuroepithelial cells of the choroid plexus, these tumors recapitulate the structure of the normal choroid plexus, often demonstrating a well-developed papillary architecture. This tumor most commonly affects children and typically arises i...
متن کاملPrimary Cerebellopontine Angle Melanocytoma: Review
Introduction Primary cerebellopontine angle melanocytomas (PCPAMs) are very rare. Their natural history and prognosis are not fully understood. We reviewed the literature and add a new case to analyze PCPAM's presentation, radiological features, and outcome of treatment. Methods We performed a literature review using Medline, Embase, PubMed, and Cochrane databases. We searched for melanocytoma,...
متن کاملAdult cerebellopontine angle choroid plexus papilloma: MR evaluation.
A 44-year-old man presented with a chief complaint of severe headaches of 3 weeks duration and left-sided unsteadiness. Cranial CT showed a well-marginated, oval, homogeneously enhancing mass within the left CPA cistern. The lateral ventricles appeared moderately dilated. MR study (Fig. 1) showed a parenchymal isointense mass within the left CPA producing upward displacement of the left middle ...
متن کاملDensely Calcified Atypical Choroid Plexus Papilloma at the Cerebellopontine Angle in an Adult
Choroid plexus papilloma is a rare benign tumor accounting for 0.5% of all intracranial tumors. The majority of choroid plexus papillomas occur during the first 2 years of life in the ventricular system. Moreover, dense calcification of the tumor is uncommon. We report an adult case of densely calcified, atypical choroid plexus papilloma that originated from the cerebellopontine angle without c...
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ژورنال
عنوان ژورنال: Journal of Neurology, Neurosurgery & Psychiatry
سال: 1964
ISSN: 0022-3050
DOI: 10.1136/jnnp.27.5.445