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skos:definition |
MSH: Benign or malignant tumors which arise from the choroid plexus of the ventricles of the brain. Papillomas (see PAPILLOMA, CHOROID PLEXUS) and carcinomas are the most common histologic subtypes, and tend to seed throughout the ventricular and subarachnoid spaces. Clinical features include headaches, ataxia and alterations of consciousness, primarily resulting from associated HYDROCEPHALUS. (From Devita et al., Cancer: Principles and Practice of Oncology, 5th ed, p2072; J Neurosurg 1998 Mar;88(3):521-8),NCI: A rare type of cancer that occurs in the ventricles of the brain. It usually occurs in children younger than 2 years.,NCI: An intraventricular papillary neoplasm that originates from the choroid plexus epithelium. It includes the choroid plexus papilloma, atypical choroid plexus papilloma, and choroid plexus carcinoma.
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