title: Papillary tumor of pineal region with an unusual clinical presentation: Case report and review of the literature.
abstract: Papillary tumor of the pineal region (PTPR) is a newly described entity, which has been recently included in the World Health Organization classification of central nervous system tumors. We report an unusual presentation of PTPR in a 17-year-old girl, which was extending into the third ventricle, along with a detailed description of morphological and immunohistochemical characteristics of PTPRs. The diagnosis of PTPR was established on immunohistopathological examination.
authors.affiliation: Department of ENT, IMS, BHU, Varanasi, Uttar Pradesh, India.
authors.forename: Sushil Kumar
authors.initials: SK
authors.lastname: Aggarwal
authors.affiliation: Department of Pathology, SGPGIMS, Lucknow, Uttar Pradesh, India.
authors.forename: Preeti
authors.initials: P
authors.lastname: Agarwal
authors.affiliation: Department of Neurosurgery, SGPGIMS, Lucknow, Uttar Pradesh, India.
authors.forename: Rabi Narayan
authors.initials: RN
authors.lastname: Sahu
keywords: Abducens nerve palsy; hydrocephalus; papillary tumor; pineal region