Works by Seimenis, Ioannis

Results: 43

Radiation burden and associated cancer risk for a typical population to be screened for lung cancer with low-dose CT: A phantom study.

Published in:

2018

By:

Perisinakis, Kostas;
Seimenis, Ioannis;
Tzedakis, Antonis;
Karantanas, Apostolos;
Damilakis, John

Publication type:

journal article

Impact of Light Conditions on Visual Performance following Premium Pseudophakic Presbyopia Corrections.

Published in:

Journal of Clinical Medicine, 2023, v. 12, n. 13, p. 4324, doi. 10.3390/jcm12134324

By:

Panagiotopoulou, Eirini-Kanella;
Boboridis, Kostas;
Seimenis, Ioannis;
Labiris, Georgios

Publication type:

Article

Magnetic Resonance Imaging Techniques for Post-Treatment Evaluation After External Beam Radiation Therapy of Prostate Cancer: Narrative Review.

Published in:

2025

By:

Bekou, Eleni;
Mulita, Admir;
Seimenis, Ioannis;
Kotini, Athanasia;
Courcoutsakis, Nikolaos;
Koukourakis, Michael I.;
Mulita, Francesk;
Karavasilis, Efstratios

Publication type:

Literature Review

Neural correlates of pain acceptance and the role of the cerebellum: Functional connectivity and anatomical differences in individuals with headaches versus matched controls.

Published in:

European Journal of Pain, 2025, v. 29, n. 3, p. 1, doi. 10.1002/ejp.4734

By:

Vasiliou, Vasilis S.;
Konstantinou, Nikos;
Christou, Yiolanda;
Papacostas, Savvas;
Constantinidou, Fofi;
Heracleous, Eleni;
Seimenis, Ioannis;
Karekla, Maria

Publication type:

Article

Geometric distortion assessment in 3T MR images used for treatment planning in cranial Stereotactic Radiosurgery and Radiotherapy.

Published in:

PLoS ONE, 2022, v. 17, n. 5, p. 1, doi. 10.1371/journal.pone.0268925

By:

Theocharis, Stefanos;
Pappas, Eleftherios P.;
Seimenis, Ioannis;
Kouris, Panagiotis;
Dellios, Dimitrios;
Kollias, Georgios;
Karaiskos, Pantelis

Publication type:

Article

Perfusion Scintigraphy Versus 256-Slice CT Angiography in Pregnant Patients Suspected of Pulmonary Embolism: Comparison of Radiation Risks.

Published in:

Journal of Nuclear Medicine, 2014, v. 55, n. 8, p. 1273, doi. 10.2967/jnumed.114.137968

By:

Perisinakis, Kostas;
Seimenis, Ioannis;
Tzedakis, Antonis;
Damilakis, John

Publication type:

Article

Concordance of verbal memory and language fMRI lateralization in people with epilepsy.

Published in:

Journal of Neuroimaging, 2024, v. 34, n. 1, p. 95, doi. 10.1111/jon.13171

By:

Kokkinos, Vasileios;
Seimenis, Ioannis

Publication type:

Article

Target localization accuracy in frame‐based stereotactic radiosurgery: Comparison between MR‐only and MR/CT co‐registration approaches.

Published in:

Journal of Applied Clinical Medical Physics, 2022, v. 23, n. 5, p. 1, doi. 10.1002/acm2.13580

By:

Pappas, Eleftherios P.;
Seimenis, Ioannis;
Kouris, Panagiotis;
Theocharis, Stefanos;
Lampropoulos, Kostas I.;
Kollias, Georgios;
Karaiskos, Pantelis

Publication type:

Article

Evaluation of patient‐specific MR distortion correction schemes for improved target localization accuracy in SRS.

Published in:

Medical Physics, 2021, v. 48, n. 4, p. 1661, doi. 10.1002/mp.14615

By:

Dellios, Dimitrios;
Pappas, Eleftherios P.;
Seimenis, Ioannis;
Paraskevopoulou, Chryssa;
Lampropoulos, Kostas I.;
Lymperopoulou, Georgia;
Karaiskos, Pantelis

Publication type:

Article

Hippocampal Metabolic Alterations in Amyotrophic Lateral Sclerosis: A Magnetic Resonance Spectroscopy Study.

Published in:

Life (2075-1729), 2023, v. 13, n. 2, p. 571, doi. 10.3390/life13020571

By:

Christidi, Foteini;
Argyropoulos, Georgios D.;
Karavasilis, Efstratios;
Velonakis, Georgios;
Zouvelou, Vasiliki;
Kourtesis, Panagiotis;
Pantoleon, Varvara;
Tan, Ee Ling;
Daponte, Ariadne;
Aristeidou, Stavroula;
Xirou, Sofia;
Ferentinos, Panagiotis;
Evdokimidis, Ioannis;
Rentzos, Michail;
Seimenis, Ioannis;
Bede, Peter

Publication type:

Article

The power of sample size through a multi-scanner approach in MR neuroimaging regression analysis: evidence from Alzheimer's disease with and without depression.

Published in:

Australasian Physical & Engineering Sciences in Medicine, 2019, v. 42, n. 2, p. 563, doi. 10.1007/s13246-019-00758-1

By:

Karavasilis, Efstratios;
Parthimos, Theodore P.;
Papatriantafyllou, John D.;
Christidi, Foteini;
Papageorgiou, Sokratis G.;
Kapsas, George;
Papanicolaou, Andrew C.;
Seimenis, Ioannis

Publication type:

Article

Shedding Light on Colorectal Cancer: An In Vivo Raman Spectroscopy Approach Combined with Deep Learning Analysis.

Published in:

International Journal of Molecular Sciences, 2023, v. 24, n. 23, p. 16582, doi. 10.3390/ijms242316582

By:

Kouri, Maria Anthi;
Karnachoriti, Maria;
Spyratou, Ellas;
Orfanoudakis, Spyros;
Kalatzis, Dimitris;
Kontos, Athanassios G.;
Seimenis, Ioannis;
Efstathopoulos, Efstathios P.;
Tsaroucha, Alexandra;
Lambropoulou, Maria

Publication type:

Article

A specific pattern of gray matter atrophy in Alzheimer's disease with depression.

Published in:

Journal of Neurology, 2017, v. 264, n. 10, p. 2101, doi. 10.1007/s00415-017-8603-z

By:

Karavasilis, Efstratios;
Parthimos, Theodore;
Papatriantafyllou, John;
Papageorgiou, Sokratis;
Kapsas, George;
Papanicolaou, Andrew;
Seimenis, Ioannis

Publication type:

Article

Extended Analysis of Raman Spectra Using Artificial Intelligence Techniques for Colorectal Abnormality Classification.

Published in:

Journal of Imaging, 2023, v. 9, n. 12, p. 261, doi. 10.3390/jimaging9120261

By:

Kalatzis, Dimitris;
Spyratou, Ellas;
Karnachoriti, Maria;
Kouri, Maria Anthi;
Stathopoulos, Ioannis;
Danias, Nikolaos;
Arkadopoulos, Nikolaos;
Orfanoudakis, Spyros;
Seimenis, Ioannis;
Kontos, Athanassios G.;
Efstathopoulos, Efstathios P.

Publication type:

Article

Machine Learning Approaches for Evaluating the Progress of Surgical Training on a Virtual Reality Simulator.

Published in:

Applied Sciences (2076-3417), 2024, v. 14, n. 21, p. 9677, doi. 10.3390/app14219677

By:

Prevezanou, Konstantina;
Seimenis, Ioannis;
Karaiskos, Pantelis;
Pikoulis, Emmanouil;
Lykoudis, Panagis M.;
Loukas, Constantinos

Publication type:

Article

A Deep Learning Approach to Upscaling "Low-Quality" MR Images: An In Silico Comparison Study Based on the UNet Framework.

Published in:

Applied Sciences (2076-3417), 2022, v. 12, n. 22, p. 11758, doi. 10.3390/app122211758

By:

Sharma, Rishabh;
Tsiamyrtzis, Panagiotis;
Webb, Andrew G.;
Seimenis, Ioannis;
Loukas, Constantinos;
Leiss, Ernst;
Tsekos, Nikolaos V.

Publication type:

Article

A Holographic Augmented Reality Interface for Visualizing of MRI Data and Planning of Neurosurgical Procedures.

Published in:

Journal of Digital Imaging, 2021, v. 34, n. 4, p. 1014, doi. 10.1007/s10278-020-00412-3

By:

Morales Mojica, Cristina M.;
Velazco-Garcia, Jose D.;
Pappas, Eleftherios P.;
Birbilis, Theodosios A.;
Becker, Aaron;
Leiss, Ernst L.;
Webb, Andrew;
Seimenis, Ioannis;
Tsekos, Nikolaos V.

Publication type:

Article

A Platform Integrating Acquisition, Reconstruction, Visualization, and Manipulator Control Modules for MRI-Guided Interventions.

Published in:

Journal of Digital Imaging, 2019, v. 32, n. 3, p. 420, doi. 10.1007/s10278-018-0152-1

By:

Velazco Garcia, Jose D.;
Morales, Cristina M.;
Tsekos, Nikolaos V.;
Navkar, Nikhil V.;
Abinahed, Julien;
Al-Ansari, Abdulla;
Gui, Dawei;
Christoforou, Eftychios G.;
Ozcan, Alpay;
Webb, Andrew;
Seimenis, Ioannis

Publication type:

Article

The Effect of Head Rotation on the Geometry and Hemodynamics of Healthy Vertebral Arteries.

Published in:

Annals of Biomedical Engineering, 2015, v. 43, n. 6, p. 1287, doi. 10.1007/s10439-015-1340-5

By:

Aristokleous, Nicolas;
Seimenis, Ioannis;
Georgiou, Georgios;
Nicolaides, Andrew;
Anayiotos, Andreas

Publication type:

Article

Functional Magnetic Resonance Imaging and Diffusion Tensor Imaging-Tractography in Resective Brain Surgery: Lesion Coverage Strategies and Patient Outcomes.

Published in:

Brain Sciences (2076-3425), 2023, v. 13, n. 11, p. 1574, doi. 10.3390/brainsci13111574

By:

Kokkinos, Vasileios;
Chatzisotiriou, Athanasios;
Seimenis, Ioannis

Publication type:

Article

Effect of head posture on the healthy human carotid bifurcation hemodynamics.

Published in:

Medical & Biological Engineering & Computing, 2013, v. 51, n. 1/2, p. 207, doi. 10.1007/s11517-012-0985-6

By:

Papaharilaou, Yannis;
Aristokleous, Nicolas;
Seimenis, Ioannis;
Khozeymeh, Mohammad;
Georgiou, Georgios;
Brott, Brigitta;
Eracleous, Elena;
Anayiotos, Andreas

Publication type:

Article

Neurometabolic Alterations in Motor Neuron Disease: Insights from Magnetic Resonance Spectroscopy.

Published in:

Journal of Integrative Neuroscience, 2022, v. 21, n. 3, p. 1, doi. 10.31083/j.jin2103087

By:

Christidi, Foteini;
Karavasilis, Efstratios;
Argyropoulos, Georgios D.;
Velonakis, Georgios;
Zouvelou, Vasiliki;
Murad, Aizuri;
Evdokimidis, Ioannis;
Rentzos, Michail;
Seimenis, Ioannis;
Bede, Peter

Publication type:

Article

An Approach for Preoperative Planning and Performance of MR-guided Interventions Demonstrated With a Manual Manipulator in a 1.5T MRI Scanner.

Published in:

CardioVascular & Interventional Radiology, 2012, v. 35, n. 2, p. 359, doi. 10.1007/s00270-011-0147-5

By:

Seimenis, Ioannis;
Tsekos, Nikolaos;
Keroglou, Christoforos;
Eracleous, Eleni;
Pitris, Constantinos;
Christoforou, Eftychios

Publication type:

Article

The effect of head size/shape, miscentering, and bowtie filter on peak patient tissue doses from modern brain perfusion 256-slice CT: How can we minimize the risk for deterministic effects?

Published in:

Medical Physics, 2013, v. 40, n. 1, p. 011911, doi. 10.1118/1.4773042

By:

Perisinakis, Kostas;
Seimenis, Ioannis;
Tzedakis, Antonis;
Papadakis, Antonios E.;
Damilakis, John

Publication type:

Article

Raman Spectroscopy: A Personalized Decision-Making Tool on Clinicians' Hands for In Situ Cancer Diagnosis and Surgery Guidance.

Published in:

Cancers, 2022, v. 14, n. 5, p. 1144, doi. 10.3390/cancers14051144

By:

Kouri, Maria Anthi;
Spyratou, Ellas;
Karnachoriti, Maria;
Kalatzis, Dimitris;
Danias, Nikolaos;
Arkadopoulos, Nikolaos;
Seimenis, Ioannis;
Raptis, Yannis S.;
Kontos, Athanassios G.;
Efstathopoulos, Efstathios P.

Publication type:

Article

Feasibility, Contrast Sensitivity and Network Specificity of Language fMRI in Presurgical Evaluation for Epilepsy and Brain Tumor Surgery.

Published in:

Brain Topography, 2021, v. 34, n. 4, p. 511, doi. 10.1007/s10548-021-00839-z

By:

Kokkinos, Vasileios;
Selviaridis, Panagiotis;
Seimenis, Ioannis

Publication type:

Article

MAGNETO-THERAPY IN PHYSIOTHERAPY UNITS: INTRODUCTION OF QUALITY CONTROL PROCEDURE DUE TO LACK OF MAINTENANCE.

Published in:

Radiation Protection Dosimetry, 2019, v. 185, n. 4, p. 532, doi. 10.1093/rpd/ncz049

By:

Koutsojannis, Constantinos;
Andrikopoulos, Andreas;
Seimenis, Ioannis;
Adamopoulos, Adam

Publication type:

Article

MICROWAVE DIATHERMY IN PHYSIOTHERAPY: INTRODUCTION AND EVALUATION OF A QUALITY CONTROL PROCEDURE.

Published in:

Radiation Protection Dosimetry, 2018, v. 181, n. 3, p. 229, doi. 10.1093/rpd/ncy018

By:

Koutsojannis, Constantinos;
Andrikopoulos, Andreas;
Adamopoulos, Adam;
Seimenis, Ioannis

Publication type:

Article

Patient radiation exposure and image quality evaluation with the use of iDose4 iterative reconstruction algorithm in chest–abdomen–pelvis CT examinations.

Published in:

Radiation Protection Dosimetry, 2014, v. 158, n. 4, p. 399, doi. 10.1093/rpd/nct242

By:

Ploussi, Agapi;
Alexopoulou, Efthymia;
Economopoulos, Nikolaos;
Argentos, Stylianos I.;
Tsitsia, Vasiliki;
Arapakis, Ioannis;
Kordolaimi, Sofia;
Seimenis, Ioannis;
Efstathopoulos, Efstathios P.

Publication type:

Article

R2 relaxometry with MRI for the quantification of tissue iron overload in β-thalassemic patients.

Published in:

Journal of Magnetic Resonance Imaging, 2006, v. 23, n. 2, p. 163, doi. 10.1002/jmri.20489

By:

Alexopoulou, Efthymia;
Stripeli, Fotini;
Baras, Panagiotis;
Seimenis, Ioannis;
Kattamis, Antonis;
Ladis, Vasilis;
Efstathopoulos, Efstathios;
Brountzos, Elias N.;
Kelekis, Alexis D.;
Kelekis, Nikolaos L.

Publication type:

Article

A Magnetic Resonance Spectroscopy Study on Polarity Subphenotypes in Bipolar Disorder.

Published in:

Diagnostics (2075-4418), 2024, v. 14, n. 11, p. 1170, doi. 10.3390/diagnostics14111170

By:

Argyropoulos, Georgios D.;
Christidi, Foteini;
Karavasilis, Efstratios;
Bede, Peter;
Velonakis, Georgios;
Antoniou, Anastasia;
Seimenis, Ioannis;
Kelekis, Nikolaos;
Smyrnis, Nikolaos;
Papakonstantinou, Olympia;
Efstathopoulos, Efstathios;
Ferentinos, Panagiotis

Publication type:

Article

Reinvigorating the Parliamentary Dimension of the Barcelona Process: The Establishment of the Euro-Mediterranean Parliamentary Assembly.

Published in:

Mediterranean Quarterly, 2005, v. 16, n. 2, p. 85, doi. 10.1215/10474552-16-2-85

By:

Seimenis, Ioannis;
Makriyannis, Miltiadis

Publication type:

Article

Prediction of remaining surgery duration in laparoscopic videos based on visual saliency and the transformer network.

Published in:

International Journal of Medical Robotics & Computer Assisted Surgery, 2024, v. 20, n. 2, p. 1, doi. 10.1002/rcs.2632

By:

Loukas, Constantinos;
Seimenis, Ioannis;
Prevezanou, Konstantina;
Schizas, Dimitrios

Publication type:

Article

A novel, general-purpose, MR-compatible, manually actuated robotic manipulation system for minimally invasive interventions under direct MRI guidance.

Published in:

International Journal of Medical Robotics & Computer Assisted Surgery, 2014, v. 10, n. 1, p. 22, doi. 10.1002/rcs.1504

By:

Christoforou, Eftychios G.;
Seimenis, Ioannis;
Andreou, Eleni;
Eracleous, Eleni;
Tsekos, Nikolaos V.

Publication type:

Article

Chemically induced analgesic nephropathy in the rat monitored by proton-electron double-resonance imaging (PEDRI).

Published in:

Magnetic Resonance in Medicine, 1998, v. 40, n. 2, p. 280, doi. 10.1002/mrm.1910400214

By:

Seimenis, Ioannis;
Foster, Margaret A.;
Lurie, David J.;
Hutchison, James M. S.;
Whiting, Paul H.;
Payne, Simon

Publication type:

Article

The excretion mechanism of the spin label proxyl carboxylic acid (PCA) from the rat monitored by X-band ESR and PEDRI.

Published in:

Magnetic Resonance in Medicine, 1997, v. 37, n. 4, p. 552, doi. 10.1002/mrm.1910370413

By:

Seimenis, Ioannis;
Foster, Margaret A.;
Lurie, David J.;
Hutchison, James M. S.;
Whiting, Paul H.;
Payne, Simon

Publication type:

Article

Greece's high CT scanning record.

Published in:

Nature, 2013, v. 503, n. 7477, p. 469, doi. 10.1038/503469d

By:

Seimenis, Ioannis;
Argentos, Stelios;
Efstathopoulos, Stathis

Publication type:

Article

Advanced Raman Spectroscopy Based on Transfer Learning by Using a Convolutional Neural Network for Personalized Colorectal Cancer Diagnosis.

Published in:

Optics (2673-3269), 2023, v. 4, n. 2, p. 310, doi. 10.3390/opt4020022

By:

Kalatzis, Dimitris;
Spyratou, Ellas;
Karnachoriti, Maria;
Kouri, Maria Anthi;
Orfanoudakis, Spyros;
Koufopoulos, Nektarios;
Pouliakis, Abraham;
Danias, Nikolaos;
Seimenis, Ioannis;
Kontos, Athanassios G.;
Efstathopoulos, Efstathios P.

Publication type:

Article

Microwave diathermy induces mitogen-activated protein kinases and tumor necrosis factor-α in cultured human monocytes.

Published in:

Electromagnetic Biology & Medicine, 2019, v. 38, n. 3, p. 218, doi. 10.1080/15368378.2019.1613426

By:

Lagoumintzis, George;
Andrikopoulos, Andreas;
Adamopoulos, Adam;
Seimenis, Ioannis;
Koutsojannis, Constantinos

Publication type:

Article

Socioeconomic Status Is an Independent Prognostic Factor for Overall Survival in Patients With Multiple Myeloma: Real-World Data From a Cohort of 223 Patients.

Published in:

2020

By:

Intzes, Stergios;
Symeonidou, Marianthi;
Zagoridis, Konstantinos;
Bezirgiannidou, Zoe;
Pentidou, Aikaterini;
Vrachiolias, Georgios;
Seimenis, Ioannis;
Kotsianidis, Ioannis;
Spanoudakis, Emmanouil

Publication type:

journal article

Diffusion Tensor Imaging as a Prognostic Tool for Recovery in Acute and Hyperacute Stroke.

Published in:

Neurology International, 2022, v. 14, n. 4, p. 841, doi. 10.3390/neurolint14040069

By:

Christidi, Foteini;
Tsiptsios, Dimitrios;
Fotiadou, Aggeliki;
Kitmeridou, Sofia;
Karatzetzou, Stella;
Tsamakis, Konstantinos;
Sousanidou, Anastasia;
Psatha, Evlampia A.;
Karavasilis, Efstratios;
Seimenis, Ioannis;
Kokkotis, Christos;
Aggelousis, Nikolaos;
Vadikolias, Konstantinos

Publication type:

Article

Iron deposits in the knee joints of a thalassemic patient.

Published in:

Acta Radiologica Short Reports, 2013, v. 2, n. 1, p. 1, doi. 10.1177/2047981613477401

By:

Economides, Charalambos P.;
Soteriades, Elpidoforos S.;
Hadjigavriel, Michalis;
Seimenis, Ioannis;
Karantanas, Apostolos

Publication type:

Article

Assessing the Relationship between Neurocognitive Performance and Brain Volume in Chronic Moderate-severe Traumatic Brain injury.

Published in:

Frontiers in Neurology, 2016, p. 1, doi. 10.3389/fneur.2016.00029

By:

Konstantinou, Nikos;
Pettemeridou, Eva;
Seimenis, Ioannis;
Eracleous, Eleni;
Papacostas, Savvas S.;
Papanicolaou, Andrew C.;
Constantinidou, Fofi

Publication type:

Article