Usefulness of perfusion- and diffusion-weighted imaging to differentiate between pilocytic astrocytomas and high-grade gliomas: a multicenter study in Japan

Kazufumi Kikuchi,Akio Hiwatashi,Osamu Togao,Koji Yamashita,Ryotaro Kamei,Mika Kitajima,Masafumi Kanoto,Hiroto Takahashi,Yusuke Uchiyama,Masafumi Harada,Yuki Shinohara,Takashi Yoshiura,Yuki Wakata,Hiroshi Honda

Usefulness of perfusion- and diffusion-weighted imaging to differentiate between pilocytic astrocytomas and high-grade gliomas: a multicenter study in Japan

2018

Kazufumi Kikuchi
Akio Hiwatashi
Osamu Togao
Koji Yamashita
Ryotaro Kamei
Mika Kitajima
Masafumi Kanoto
Hiroto Takahashi
Yusuke Uchiyama
Masafumi Harada
Yuki Shinohara
Takashi Yoshiura
Yuki Wakata
Hiroshi Honda

Purpose Imaging findings of pilocytic astrocytoma (PA) vary widely, sometimes resembling those of high-grade glioma (HGG). This study aimed to identify the imaging parameters that can be used to differentiate PA from HGG.

Keywords:

Diffusion MRI
Radiology
Pathology
Medicine
Glioma
Pilocytic Astrocytomas
High-Grade Glioma
Perfusion
Pilocytic astrocytoma
Effective diffusion coefficient
Mann–Whitney U test
Cerebral blood flow
Neuroradiology
Receiver operating characteristic

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