The fetal variant of the circle of Willis and its influence on the cerebral collateral circulation

AF Van Raamt, WPTM Mali, PJ Van Laar… - Cerebrovascular …, 2006 - karger.com
In a fetal-type posterior circle of Willis (FTP) there is an embryonic derivation of the posterior
cerebral artery (PCA) from the internal carotid artery (ICA). Besides the fact that a larger area …

[HTML][HTML] Diagnostic accuracy of magnetic resonance imaging techniques for treatment response evaluation in patients with high-grade glioma, a systematic review and …

BRJ van Dijken, PJ van Laar, GA Holtman… - European …, 2017 - Springer
Objective Treatment response assessment in high-grade gliomas uses contrast enhanced
T1-weighted MRI, but is unreliable. Novel advanced MRI techniques have been studied, but …

[HTML][HTML] Incidence of tumour progression and pseudoprogression in high-grade gliomas: a systematic review and meta-analysis

…, KM Aden, PJ van Laar, A van der Hoorn - Clinical …, 2018 - Springer
Background High-grade gliomas are the most common primary brain tumours.
Pseudoprogression describes the false appearance of radiation-induced progression on MRI. A …

Hemodialysis induces an acute decline in cerebral blood flow in elderly patients

…, H Groen, ATM Willemsen, PJ Van Laar… - Journal of the …, 2018 - journals.lww.com
The initiation of hemodialysis is associated with an accelerated decline of cognitive function
and an increased incidence of cerebrovascular accidents and white matter lesions. …

Brain Perfusion Territory Imaging: Methods and Clinical Applications of Selective Arterial Spin-labeling MR Imaging1

PJ van Laar, J van der Grond, J Hendrikse - Radiology, 2008 - pubs.rsna.org
The ability to visualize perfusion territories in the brain is important for many clinical
applications. The aim of this overview is to highlight the possibilities of selective arterial spin-labeling …

[HTML][HTML] Myelin quantification with MRI: A systematic review of accuracy and reproducibility

…, RJH Borra, P Thurner, JF Meilof, PJ van Laar… - Neuroimage, 2021 - Elsevier
… overlay panel Chris WJ van der Weijden a , David Vállez García a b , Ronald JH Borra b ,
Patrick Thurner c , Jan F. Meilof d , Peter-Jan van Laar b e , Rudi … Van der Voorn, 2011 WM …

Level set based cerebral vasculature segmentation and diameter quantification in CT angiography

…, MS van Leeuwen, IC van der Schaaf, PJ Van Laar… - Medical image …, 2006 - Elsevier
A level set based method is presented for cerebral vascular tree segmentation from computed
tomography angiography (CTA) data. The method starts with bone masking by registering …

Perfusion MRI in treatment evaluation of glioblastomas: Clinical relevance of current and future techniques

BRJ van Dijken, PJ van Laar, M Smits… - Journal of Magnetic …, 2019 - Wiley Online Library
Treatment evaluation of patients with glioblastomas is important to aid in clinical decisions.
Conventional MRI with contrast is currently the standard method, but unable to differentiate …

In vivo flow territory mapping of major brain feeding arteries

PJ Van Laar, J Hendrikse, X Golay, H Lu… - Neuroimage, 2006 - Elsevier
… The high variation in flow territories of the individual ICAs and posterior circulation in a
population found in the present study seems to be in accordance with the findings of Van der …

A novel diagnostic approach to patients with myoclonus

…, ME Van Egmond, JW Elting, PJ Van Laar… - Nature Reviews …, 2015 - nature.com
Myoclonus is a hyperkinetic movement disorder characterized by brief, involuntary muscular
jerks. Recognition of myoclonus and determination of the underlying aetiology remains …