Long-term prognosis of 452 moyamoya disease patients with and without revascularization under perfusion-based indications

T Hayashi, S Hara, M Inaji, Y Arai, J Kiyokawa… - Journal of Stroke and …, 2023 - Elsevier
Objectives To evaluate the long-term outcomes of patients treated under our perfusion-
based strategy and assess whether conservative treatment without surgical treatment under …

Decreased diffusivity along the perivascular space and cerebral hemodynamic disturbance in adult moyamoya disease

S Hara, J Kikuta, K Takabayashi… - Journal of Cerebral …, 2024 - journals.sagepub.com
Moyamoya disease (MMD) causes cerebral arterial stenosis and hemodynamic disturbance,
the latter of which may disrupt glymphatic system activity, the waste clearance system. We …

[HTML][HTML] Determinants of cerebral blood flow and arterial transit time in healthy older adults

J Feron, K Segaert, F Rahman, SH Fosstveit… - Aging (Albany …, 2024 - pmc.ncbi.nlm.nih.gov
Cerebral blood flow (CBF) and arterial transit time (ATT), markers of brain vascular health,
worsen with age. The primary aim of this cross-sectional study was to identify modifiable …

Alteration of intracranial blood perfusion in temporal lobe epilepsy, an arterial spin labeling study

H Rahimzadeh, H Kamkar, N Hoseini-Tabatabaei… - Heliyon, 2023 - cell.com
Background A critical necessity before surgical resection in mesial temporal lobe epilepsy
(mTLE) is lateralizing the seizure focus in the temporal lobe. This study aimed to investigate …

Is initial unilateral revascularization acceptable in pediatric patients with bilateral moyamoya disease with mild contralateral hemodynamic disturbance?

M Kuroha, S Hara, M Fujioka, M Inaji, Y Tanaka… - Journal of …, 2024 - thejns.org
OBJECTIVE Although asymmetrical vascular involvement between hemispheres is common
in pediatric patients with bilateral moyamoya disease, whether hemispheres with mild …

Spatial coefficient of variation of arterial spin labeling magnetic resonance imaging can predict decreased cerebrovascular reactivity measured by acetazolamide …

N Taira, S Hara, A Namba, Y Tanaka, T Maehara - Neuroradiology, 2024 - Springer
Purpose The aim of this study was to investigate whether the spatial coefficient of variation of
arterial spin labeling (ASL-CoV) acquired in clinical settings can be used to estimate …

Insights into single-timepoint ASL hemodynamics: what visual assessment and spatial coefficient of variation can tell

FB Pizzini, I Boscolo Galazzo, V Natale, F Ribaldi… - La radiologia …, 2024 - Springer
Purpose Arterial spin labeling (ASL) represents a noninvasive perfusion biomarker, and, in
the study of nonvascular disease, the use of the single-timepoint ASL technique is …

Increased parenchymal free water may be decreased by revascularization surgery in patients with moyamoya disease

S Hara, M Hori, K Kamagata, C Andica… - … Resonance in Medical …, 2024 - jstage.jst.go.jp
Purpose: Moyamoya disease (MMD) is a cerebrovascular disease associated with steno-
occlusive changes in the arteries of the circle of Willis and with hemodynamic impairment …

Evaluation of single-delay arterial spin labeling-based spatial coefficient of variation and histogram-based parameters in relation to cerebrovascular reserve in …

M Fahlström, T Svedung Wettervik, P Enblad… - Frontiers in …, 2023 - frontiersin.org
Introduction Single-delay Arterial Spin Labeling (ASL)-based spatial coefficient of variation
(CoVCBF) has been suggested as a measure of hemodynamic disturbance in patients with …

産婦人科疾患の出血に伴う貧血を契機に脳梗塞を発症した無症候性もやもや病の2 例

森山久瑠美, 八ツ繁寛, 成相直, 原祥子, 稲次基希… - 脳卒中, 2022 - jstage.jst.go.jp
抄録 無症候性もやもや病経過観察中に, 貧血を契機に脳梗塞を発症した女性 2 例を報告する. 1
例目は 31 歳女性. 頭痛で施行した MRI でもやもや病と診断. 脳循環不全は軽度で …