Control of Advanced Choroid Plexus Tumors
نویسندگان
چکیده
منابع مشابه
Choroid plexus papilloma of the third ventricle: case report and review of the literature.
Introduction Choroid plexus tumors (CPT) are defined as papillary neoplasms originating from the epithelium of the choroid plexus within the ventricles. They are classified into mainly two types: -benign choroid plexus papillomas (CPP) (World Health Organization WHO grade I) and -choroid plexus carcinomas (WHO grade III). [1,3] An intermediate group lies between the two groups and is referred t...
متن کاملMalignant progression in choroid plexus papillomas.
OBJECT Malignant progression of choroid plexus papillomas has been occasionally reported, but this issue has not yet been systematically addressed. METHODS Frequency and extent of malignant progression were examined in a retrospective series of 124 primary choroid plexus papillomas using uniform histological criteria. RESULTS After gross-total resection and a mean follow-up period of 59 mon...
متن کاملImmunohistochemical analysis of CDX2 expression in normal choroid plexus epithelium and choroid plexus tumors.
BACKGROUND The Wnt and BMP signaling pathways are involved in the morphogenesis of both gastrointestinal and choroid plexus epithelium. In the intestine, Wnt signaling represses the expression of the tumor suppressor gene CDX2 via SOX9, a transcription factor, which is also expressed in the choroid plexus. Recently, an inverse correlation between CDX2 expression and tumor grade, tumor stage and...
متن کاملاثر مصرف مورفین خوراکی بر تکوین سلول های اپاندیمی شبکه کروئیدی دستگاه عصبی مرکزی جنین موش
Background and purpose: Previous studies have shown that morphine consumption during pregnancy could delay placental and embryonic development or could cause abnormal function of nervous system. The present study evaluates the effect of oral morphine consumption on choroid plexus ependym cells of central nervous system development in Wistar rats. Materials and methods: Wistar rats (170-200...
متن کاملGiant Choroid plexus papilloma in a child: A Case Report
Tumors of the choroid plexus are rare neoplasms of neuroectodermal origin, accounting for less than 1% of all intracranial tumors. These tumors are primarily found in children, but they can be observed as well as in adults , infants and prenatal occurrence has been reported.1 In children, tumors of the choroid plexus are located most often in the lateral ventricle, but they can also be found in...
متن کامل