Publications 2024
The impact of cancer patient pathway on timing of radiotherapy and survival: a cohort study in glioblastoma patients
J Neurooncol, 169 (1), 137-145
DOI 10.1007/s11060-024-04709-z, PubMed 38762830
Abnormal vascular structure and function within brain metastases is linked to pembrolizumab resistance
Neuro Oncol, 26 (5), 965-974
DOI 10.1093/neuonc/noad236, PubMed 38070147
Standardized evaluation of the extent of resection in glioblastoma with automated early post-operative segmentation
Front Radiol, 4, 1357341
DOI 10.3389/fradi.2024.1357341, PubMed 38840717
Publications 2023
Incidence and outcome of pseudoprogression after radiation therapy in glioblastoma patients: A cohort study
Neurooncol Pract, 11 (1), 36-45
DOI 10.1093/nop/npad063, PubMed 38222046
Losartan controls immune checkpoint blocker-induced edema and improves survival in glioblastoma mouse models
Proc Natl Acad Sci U S A, 120 (6), e2219199120
DOI 10.1073/pnas.2219199120, PubMed 36724255
Advanced MR Techniques for Preoperative Glioma Characterization: Part 2
J Magn Reson Imaging, 57 (6), 1676-1695
DOI 10.1002/jmri.28663, PubMed 36912262
Advanced MR Techniques for Preoperative Glioma Characterization: Part 1
J Magn Reson Imaging, 57 (6), 1655-1675
DOI 10.1002/jmri.28662, PubMed 36866773
Structural and functional vascular dysfunction within brain metastases is linked to pembrolizumab inefficacy
bioRxiv
DOI 10.1101/2023.08.25.554868, PubMed 37693537
Hematopoietic stem-cell gene therapy is associated with restored white matter microvascular function in cerebral adrenoleukodystrophy
Nat Commun, 14 (1), 1900
DOI 10.1038/s41467-023-37262-w, PubMed 37019892
Optimization of Q.Clear reconstruction for dynamic 18F PET imaging
EJNMMI Phys, 10 (1), 65
DOI 10.1186/s40658-023-00584-1, PubMed 37861929
Radiological features of brain hemorrhage through automated segmentation from computed tomography in stroke and traumatic brain injury
Front Neurol, 14, 1244672
DOI 10.3389/fneur.2023.1244672, PubMed 37840934
Interpreting deep learning models for glioma survival classification using visualization and textual explanations
BMC Med Inform Decis Mak, 23 (1), 225
DOI 10.1186/s12911-023-02320-2, PubMed 37853371
2.5D and 3D segmentation of brain metastases with deep learning on multinational MRI data
Front Neuroinform, 16, 1056068
DOI 10.3389/fninf.2022.1056068, PubMed 36743439
MR elastography identifies regions of extracellular matrix reorganization associated with shorter survival in glioblastoma patients
Neurooncol Adv, 5 (1), vdad021
DOI 10.1093/noajnl/vdad021, PubMed 37066109
Erratum: "MRI pulse sequence integration for deep-learning-based brain metastases segmentation"
Med Phys, 50 (8), 5294
DOI 10.1002/mp.16594, PubMed 37573581
Publications 2022
Preoperative Brain Tumor Imaging: Models and Software for Segmentation and Standardized Reporting
Front Neurol, 13, 932219
DOI 10.3389/fneur.2022.932219, PubMed 35968292
Quantification of Tissue Compression Identifies High-Grade Glioma Patients with Reduced Survival
Cancers (Basel), 14 (7)
DOI 10.3390/cancers14071725, PubMed 35406497
Inducing Biomechanical Heterogeneity in Brain Tumor Modeling by MR Elastography: Effects on Tumor Growth, Vascular Density and Delivery of Therapeutics
Cancers (Basel), 14 (4)
DOI 10.3390/cancers14040884, PubMed 35205632
Publications 2021
Differential effect of vascularity between long- and short-term survivors with IDH1/2 wild-type glioblastoma
NMR Biomed, 34 (4), e4462
DOI 10.1002/nbm.4462, PubMed 33470039
The Open Brain Consent: Informing research participants and obtaining consent to share brain imaging data
Hum Brain Mapp, 42 (7), 1945-1951
DOI 10.1002/hbm.25351, PubMed 33522661
Author Correction: The Impact of MRI Features and Observer Confidence on the Treatment Decision-Making for Patients with Untreated Glioma
Sci Rep, 11 (1), 20287
DOI 10.1038/s41598-021-99776-x, PubMed 34620996
Handling missing MRI sequences in deep learning segmentation of brain metastases: a multicenter study
NPJ Digit Med, 4 (1), 33
DOI 10.1038/s41746-021-00398-4, PubMed 33619361
Vessel Type Determined by Vessel Architectural Imaging Improves Differentiation between Early Tumor Progression and Pseudoprogression in Glioblastoma
AJNR Am J Neuroradiol, 42 (4), 663-670
DOI 10.3174/ajnr.A6984, PubMed 33541891
A systematic review on the use of quantitative imaging to detect cancer therapy adverse effects in normal-appearing brain tissue
MAGMA, 35 (1), 163-186
DOI 10.1007/s10334-021-00985-2, PubMed 34919195
Robustness of MR Elastography in the Healthy Brain: Repeatability, Reliability, and Effect of Different Reconstruction Methods
J Magn Reson Imaging, 53 (5), 1510-1521
DOI 10.1002/jmri.27475, PubMed 33403750
MRI pulse sequence integration for deep-learning-based brain metastases segmentation
Med Phys, 48 (10), 6020-6035
DOI 10.1002/mp.15136, PubMed 34405896
Publications 2020
A Fully Automated Deep Learning Network for Brain Tumor Segmentation
Tomography, 6 (2), 186-193
DOI 10.18383/j.tom.2019.00026, PubMed 32548295
GliMR: Cross-Border Collaborations to Promote Advanced MRI Biomarkers for Glioma
J Med Biol Eng, 41 (2), 115-125
DOI 10.1007/s40846-020-00582-z, PubMed 33293909
Noise dependency in vascular parameters from combined gradient-echo and spin-echo DSC MRI
Phys Med Biol, 65 (22), 225020
DOI 10.1088/1361-6560/abb71a, PubMed 33200748
MGMT methylation may benefit overall survival in patients with moderately vascularized glioblastomas
Eur Radiol, 31 (3), 1738-1747
DOI 10.1007/s00330-020-07297-4, PubMed 33001310
Vascular dysfunction promotes regional hypoxia after bevacizumab therapy in recurrent glioblastoma patients
Neurooncol Adv, 2 (1), vdaa157
DOI 10.1093/noajnl/vdaa157, PubMed 33392506
The impact of EPI-based distortion correction of dynamic susceptibility contrast MRI on cerebral blood volume estimation in patients with glioblastoma
Eur J Radiol, 132, 109278
DOI 10.1016/j.ejrad.2020.109278, PubMed 33010685
Prediction of survival and progression in glioblastoma patients using temporal perfusion changes during radiochemotherapy
Magn Reson Imaging, 68, 106-112
DOI 10.1016/j.mri.2020.01.012, PubMed 32004711
Diagnostic utility of Restriction Spectrum Imaging in the characterization of the peritumoral brain zone in glioblastoma: Analysis of overall and progression-free survival
Eur J Radiol, 132, 109289
DOI 10.1016/j.ejrad.2020.109289, PubMed 33002815
Phase II trial of carboplatin and bevacizumab in patients with breast cancer brain metastases
Breast Cancer Res, 22 (1), 131
DOI 10.1186/s13058-020-01372-w, PubMed 33256829
Responses in the diffusivity and vascular function of the irradiated normal brain are seen up until 18 months following SRS of brain metastases
Neurooncol Adv, 2 (1), vdaa028
DOI 10.1093/noajnl/vdaa028, PubMed 32642687
Blood Oxygen Level-Dependent MRI of the Myocardium with Multiecho Gradient-Echo Spin-Echo Imaging
Radiology, 294 (3), 538-545
DOI 10.1148/radiol.2020191845, PubMed 31961241
Publications 2019
Robust association between vascular habitats and patient prognosis in glioblastoma: An international multicenter study
J Magn Reson Imaging, 51 (5), 1478-1486
DOI 10.1002/jmri.26958, PubMed 31654541
The Impact of MRI Features and Observer Confidence on the Treatment Decision-Making for Patients with Untreated Glioma
Sci Rep, 9 (1), 19898
DOI 10.1038/s41598-019-56333-x, PubMed 31882644
Bevacizumab Reduces Permeability and Concurrent Temozolomide Delivery in a Subset of Patients with Recurrent Glioblastoma
Clin Cancer Res, 26 (1), 206-212
DOI 10.1158/1078-0432.CCR-19-1739, PubMed 31558474
Dynamic susceptibility contrast and diffusion MR imaging identify oligodendroglioma as defined by the 2016 WHO classification for brain tumors: histogram analysis approach
Neuroradiology, 61 (5), 545-555
DOI 10.1007/s00234-019-02173-5, PubMed 30712139
Publisher Correction: Probing tumor microenvironment in patients with newly diagnosed glioblastoma during chemoradiation and adjuvant temozolomide with functional MRI
Sci Rep, 9 (1), 8721
DOI 10.1038/s41598-019-44365-2, PubMed 31197238
Solid stress in brain tumours causes neuronal loss and neurological dysfunction and can be reversed by lithium
Nat Biomed Eng, 3 (3), 230-245
DOI 10.1038/s41551-018-0334-7, PubMed 30948807
Publications 2018
Towards patient-specific modeling of brain tumor growth and formation of secondary nodes guided by DTI-MRI
Neuroimage Clin, 20, 664-673
DOI 10.1016/j.nicl.2018.08.032, PubMed 30211003
Brain metastases with poor vascular function are susceptible to pseudoprogression after stereotactic radiation surgery
Adv Radiat Oncol, 3 (4), 559-567
DOI 10.1016/j.adro.2018.05.005, PubMed 30370356
Magnetic resonance imaging provides evidence of glymphatic drainage from human brain to cervical lymph nodes
Sci Rep, 8 (1), 7194
DOI 10.1038/s41598-018-25666-4, PubMed 29740121
Survival Associations Using Perfusion and Diffusion Magnetic Resonance Imaging in Patients With Histologic and Genetic Defined Diffuse Glioma World Health Organization Grades II and III
J Comput Assist Tomogr, 42 (5), 807-815
DOI 10.1097/RCT.0000000000000742, PubMed 29901512
Probing tumor microenvironment in patients with newly diagnosed glioblastoma during chemoradiation and adjuvant temozolomide with functional MRI
Sci Rep, 8 (1), 17062
DOI 10.1038/s41598-018-34820-x, PubMed 30459364
Is deep brain involvement in intracranial primary central nervous system lymphoma of importance for penetration of chemotherapeutic agents?
Neuroradiology, 60 (7), 703-713
DOI 10.1007/s00234-018-2038-9, PubMed 29804159
Brain-wide glymphatic enhancement and clearance in humans assessed with MRI
JCI Insight, 3 (13)
DOI 10.1172/jci.insight.121537, PubMed 29997300
Publications 2017
Early changes in glioblastoma metabolism measured by MR spectroscopic imaging during combination of anti-angiogenic cediranib and chemoradiation therapy are associated with survival
NPJ Precis Oncol, 1
DOI 10.1038/s41698-017-0020-3, PubMed 29202103
A theoretical framework for determining cerebral vascular function and heterogeneity from dynamic susceptibility contrast MRI
J Cereb Blood Flow Metab, 37 (6), 2237-2248
DOI 10.1177/0271678X17694187, PubMed 28273722
Non-invasive assessment of pulsatile intracranial pressure with phase-contrast magnetic resonance imaging
PLoS One, 12 (11), e0188896
DOI 10.1371/journal.pone.0188896, PubMed 29190788
Publications 2016
Improving treatment of liver metastases by targeting nonangiogenic mechanisms
Nat Med, 22 (11), 1209-1210
DOI 10.1038/nm.4228, PubMed 27824818
Phase II study of tivozanib, an oral VEGFR inhibitor, in patients with recurrent glioblastoma
J Neurooncol, 131 (3), 603-610
DOI 10.1007/s11060-016-2332-5, PubMed 27853960
Publications 2015
Vascular Magnetic Resonance Imaging in Brain Tumors During Antiangiogenic Therapy--Are We There Yet?
Cancer J, 21 (4), 337-42
DOI 10.1097/PPO.0000000000000128, PubMed 26222087
Quantitative analyses of T2-weighted MRI as a potential marker for response to somatostatin analogs in newly diagnosed acromegaly
Endocrine, 52 (2), 333-43
DOI 10.1007/s12020-015-0766-8, PubMed 26475495
MRI T2 characteristics in somatotroph adenomas following somatostatin analog treatment in acromegaly
Endocrine, 53 (1), 327-30
DOI 10.1007/s12020-015-0816-2, PubMed 26615593
Repeatability of Cerebral Perfusion Using Dynamic Susceptibility Contrast MRI in Glioblastoma Patients
Transl Oncol, 8 (3), 137-46
DOI 10.1016/j.tranon.2015.03.002, PubMed 26055170
Impaired Verbal Learning Is Associated with Larger Caudate Volumes in Early Onset Schizophrenia Spectrum Disorders
PLoS One, 10 (7), e0130435
DOI 10.1371/journal.pone.0130435, PubMed 26230626
Lessons from anti-vascular endothelial growth factor and anti-vascular endothelial growth factor receptor trials in patients with glioblastoma
J Clin Oncol, 33 (10), 1197-213
DOI 10.1200/JCO.2014.55.9575, PubMed 25713439
Phase-contrast magnetic resonance imaging reveals net retrograde aqueductal flow in idiopathic normal pressure hydrocephalus
J Neurosurg, 124 (6), 1850-7
DOI 10.3171/2015.6.JNS15496, PubMed 26636385
Aqueductal Stroke Volume: Comparisons with Intracranial Pressure Scores in Idiopathic Normal Pressure Hydrocephalus
AJNR Am J Neuroradiol, 36 (9), 1623-30
DOI 10.3174/ajnr.A4340, PubMed 25977480
Reply: To PMID 25977480
AJNR Am J Neuroradiol, 36 (9), 1633-4
DOI 10.3174/ajnr.A4488, PubMed 26251437
Publications 2014
Contrast-enhanced ultrasound identifies reduced overall and regional renal perfusion during global hypoxia in piglets
Invest Radiol, 49 (8), 540-6
DOI 10.1097/RLI.0000000000000053, PubMed 24637585
Identifying the central sulcus in patients with intra-axial lesions: a multicenter study comparing conventional presurgical MRI to topographical analysis and BOLD-fMRI
J Comput Assist Tomogr, 38 (1), 1-8
DOI 10.1097/RCT.0b013e3182a589e0, PubMed 24378889
Vessel caliber--a potential MRI biomarker of tumour response in clinical trials
Nat Rev Clin Oncol, 11 (10), 566-84
DOI 10.1038/nrclinonc.2014.126, PubMed 25113840
A generic support vector machine model for preoperative glioma survival associations
Radiology, 275 (1), 228-34
DOI 10.1148/radiol.14140770, PubMed 25486589
Advanced magnetic resonance imaging of the physical processes in human glioblastoma
Cancer Res, 74 (17), 4622-4637
DOI 10.1158/0008-5472.CAN-14-0383, PubMed 25183787
Publications 2013
Improved tumor oxygenation and survival in glioblastoma patients who show increased blood perfusion after cediranib and chemoradiation
Proc Natl Acad Sci U S A, 110 (47), 19059-64
DOI 10.1073/pnas.1318022110, PubMed 24190997
Machine learning in preoperative glioma MRI: survival associations by perfusion-based support vector machine outperforms traditional MRI
J Magn Reson Imaging, 40 (1), 47-54
DOI 10.1002/jmri.24390, PubMed 24753371
Vessel architectural imaging identifies cancer patient responders to anti-angiogenic therapy
Nat Med, 19 (9), 1178-83
DOI 10.1038/nm.3289, PubMed 23955713
Low incidence of pseudoprogression by imaging in newly diagnosed glioblastoma patients treated with cediranib in combination with chemoradiation
Oncologist, 19 (1), 75-81
DOI 10.1634/theoncologist.2013-0101, PubMed 24309981
Age-related cortical thickness differences in adolescents with early-onset schizophrenia compared with healthy adolescents
Psychiatry Res, 214 (3), 190-6
DOI 10.1016/j.pscychresns.2013.07.003, PubMed 24144503
Publications 2012
Comprehensive segmentation of subcortical brain volumes in early onset schizophrenia reveals limited structural abnormalities
Psychiatry Res, 203 (1), 14-23
DOI 10.1016/j.pscychresns.2011.10.005, PubMed 22917502
SVM-based glioma grading: Optimization by feature reduction analysis
Z Med Phys, 22 (3), 205-14
DOI 10.1016/j.zemedi.2012.03.007, PubMed 22503911
Publications 2011
T1- and T2*-dominant extravasation correction in DSC-MRI: part I--theoretical considerations and implications for assessment of tumor hemodynamic properties
J Cereb Blood Flow Metab, 31 (10), 2041-53
DOI 10.1038/jcbfm.2011.52, PubMed 21505483
Cerebral perfusion in perinatal hypoxia and resuscitation assessed by transcranial contrast-enhanced ultrasound and 3 T MRI in newborn pigs
Invest Radiol, 46 (11), 686-96
DOI 10.1097/RLI.0b013e3182266431, PubMed 21730873
T(1)- and T(2)(*)-dominant extravasation correction in DSC-MRI: part II-predicting patient outcome after a single dose of cediranib in recurrent glioblastoma patients
J Cereb Blood Flow Metab, 31 (10), 2054-64
DOI 10.1038/jcbfm.2011.39, PubMed 21505476
Multiparametric analysis of magnetic resonance images for glioma grading and patient survival time prediction
Acta Radiol, 52 (9), 1052-60
DOI 10.1258/ar.2011.100510, PubMed 21969702
Assessment of pituitary adenoma volumetric change using longitudinal MR image registration
Neuroradiology, 54 (5), 435-43
DOI 10.1007/s00234-011-0894-7, PubMed 21647587
Increased survival of glioblastoma patients who respond to antiangiogenic therapy with elevated blood perfusion
Cancer Res, 72 (2), 402-7
DOI 10.1158/0008-5472.CAN-11-2464, PubMed 22127927
Prefrontal hyperactivation during a working memory task in early-onset schizophrenia spectrum disorders: an fMRI study
Psychiatry Res, 194 (3), 257-262
DOI 10.1016/j.pscychresns.2011.05.011, PubMed 22079661
Publications 2010
A fully automated method for quantitative cerebral hemodynamic analysis using DSC-MRI
J Cereb Blood Flow Metab, 30 (5), 1066-78
DOI 10.1038/jcbfm.2010.4, PubMed 20087370
Support vector machines in DSC-based glioma imaging: suggestions for optimal characterization
Magn Reson Med, 64 (4), 1230-6
DOI 10.1002/mrm.22495, PubMed 20564592
Publications 2009
Combined structural, microvascular and functional mappingof brain tumors for improved diagnosis and treatment planning
In Series of dissertations submitted to the Faculty of Medicine, University of Oslo, Unipub, Oslo, no. 793, 1 b. (flere pag.)
BIBSYS 092931421, ISBN 978-82-8072-795-4
An automatic procedure for normalization of cerebral blood volume maps in dynamic susceptibility contrast-based glioma imaging
AJNR Am J Neuroradiol, 30 (10), 1929-32
DOI 10.3174/ajnr.A1680, PubMed 19628627
Automatic vessel removal in gliomas from dynamic susceptibility contrast imaging
Magn Reson Med, 61 (5), 1210-7
DOI 10.1002/mrm.21944, PubMed 19253390
Automatic glioma characterization from dynamic susceptibility contrast imaging: brain tumor segmentation using knowledge-based fuzzy clustering
J Magn Reson Imaging, 30 (1), 1-10
DOI 10.1002/jmri.21815, PubMed 19557840
Publications 2008
Glioma grading by using histogram analysis of blood volume heterogeneity from MR-derived cerebral blood volume maps
Radiology, 247 (3), 808-17
DOI 10.1148/radiol.2473070571, PubMed 18487536
Histogram analysis of MR imaging-derived cerebral blood volume maps: combined glioma grading and identification of low-grade oligodendroglial subtypes
AJNR Am J Neuroradiol, 29 (9), 1664-70
DOI 10.3174/ajnr.A1182, PubMed 18583405
Predictive modeling in glioma grading from MR perfusion images using support vector machines
Magn Reson Med, 60 (4), 945-52
DOI 10.1002/mrm.21736, PubMed 18816815
A piglet model for detection of hypoxic-ischemic brain injury with magnetic resonance imaging
Acta Radiol, 49 (9), 1049-57
DOI 10.1080/02841850802334224, PubMed 18720081
Publications 1998
Side notes on negative consequences and uncertainty
TECH RISK S, 12, 124-125