Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up

Pineoblastomas are uncommon pineal tumors, which demonstrate rapid growing and poor prognosis. We report the case of a 43-year-old man with an enhancing pineal region mass, which showed restriction of the diffusion on diffusion-weighted (DW) MR images. The surgical biopsy defined the diagnosis of pineoblastoma and the therapy was initiated with radiation and chemotherapy. Three months later, the follow-up MR imaging showed areas suggestive of necrosis and the DW images demonstrate no significant areas of restricted diffusion. The differential diagnosis of pineal region masses that could show restriction of diffusion is discussed.

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Main Authors: Gasparetto,Emerson L., Cruz Jr,L. Celso Hygino da, Doring,Thomas M., Araújo,Bertha, Dantas,Mário Alberto, Chimelli,Leila, Domingues,Romeu C.
Format: Digital revista
Language:English
Published: Academia Brasileira de Neurologia - ABNEURO 2008
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2008000100015
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spelling oai:scielo:S0004-282X20080001000152008-03-28Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-upGasparetto,Emerson L.Cruz Jr,L. Celso Hygino daDoring,Thomas M.Araújo,BerthaDantas,Mário AlbertoChimelli,LeilaDomingues,Romeu C. pineoblastoma magnetic resonance imaging diffusion-weighted imaging Pineoblastomas are uncommon pineal tumors, which demonstrate rapid growing and poor prognosis. We report the case of a 43-year-old man with an enhancing pineal region mass, which showed restriction of the diffusion on diffusion-weighted (DW) MR images. The surgical biopsy defined the diagnosis of pineoblastoma and the therapy was initiated with radiation and chemotherapy. Three months later, the follow-up MR imaging showed areas suggestive of necrosis and the DW images demonstrate no significant areas of restricted diffusion. The differential diagnosis of pineal region masses that could show restriction of diffusion is discussed.info:eu-repo/semantics/openAccessAcademia Brasileira de Neurologia - ABNEUROArquivos de Neuro-Psiquiatria v.66 n.1 20082008-03-01info:eu-repo/semantics/articletext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2008000100015en10.1590/S0004-282X2008000100015
institution SCIELO
collection OJS
country Brasil
countrycode BR
component Revista
access En linea
databasecode rev-scielo-br
tag revista
region America del Sur
libraryname SciELO
language English
format Digital
author Gasparetto,Emerson L.
Cruz Jr,L. Celso Hygino da
Doring,Thomas M.
Araújo,Bertha
Dantas,Mário Alberto
Chimelli,Leila
Domingues,Romeu C.
spellingShingle Gasparetto,Emerson L.
Cruz Jr,L. Celso Hygino da
Doring,Thomas M.
Araújo,Bertha
Dantas,Mário Alberto
Chimelli,Leila
Domingues,Romeu C.
Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
author_facet Gasparetto,Emerson L.
Cruz Jr,L. Celso Hygino da
Doring,Thomas M.
Araújo,Bertha
Dantas,Mário Alberto
Chimelli,Leila
Domingues,Romeu C.
author_sort Gasparetto,Emerson L.
title Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
title_short Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
title_full Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
title_fullStr Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
title_full_unstemmed Diffusion-weighted MR images and pineoblastoma: diagnosis and follow-up
title_sort diffusion-weighted mr images and pineoblastoma: diagnosis and follow-up
description Pineoblastomas are uncommon pineal tumors, which demonstrate rapid growing and poor prognosis. We report the case of a 43-year-old man with an enhancing pineal region mass, which showed restriction of the diffusion on diffusion-weighted (DW) MR images. The surgical biopsy defined the diagnosis of pineoblastoma and the therapy was initiated with radiation and chemotherapy. Three months later, the follow-up MR imaging showed areas suggestive of necrosis and the DW images demonstrate no significant areas of restricted diffusion. The differential diagnosis of pineal region masses that could show restriction of diffusion is discussed.
publisher Academia Brasileira de Neurologia - ABNEURO
publishDate 2008
url http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X2008000100015
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AT araujobertha diffusionweightedmrimagesandpineoblastomadiagnosisandfollowup
AT dantasmarioalberto diffusionweightedmrimagesandpineoblastomadiagnosisandfollowup
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