Search Results - "Triantafyllou, C"

Reliability of MRI-derived cortical and subcortical morphometric measures: Effects of pulse sequence, voxel geometry, and parallel imaging by Wonderlick, J.S., Ziegler, D.A., Hosseini-Varnamkhasti, P., Locascio, J.J., Bakkour, A., van der Kouwe, A., Triantafyllou, C., Corkin, S., Dickerson, B.C.

“…Advances in magnetic resonance imaging (MRI) have contributed greatly to the study of neurodegenerative processes, psychiatric disorders, and normal human…”
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32-channel 3 Tesla receive-only phased-array head coil with soccer-ball element geometry by Wiggins, G.C., Triantafyllou, C., Potthast, A., Reykowski, A., Nittka, M., Wald, L.L.

“…A 32‐channel 3T receive‐only phased‐array head coil was developed for human brain imaging. The helmet‐shaped array was designed to closely fit the head with…”
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Comparison of physiological noise at 1.5 T, 3 T and 7 T and optimization of fMRI acquisition parameters by Triantafyllou, C., Hoge, R.D., Krueger, G., Wiggins, C.J., Potthast, A., Wiggins, G.C., Wald, L.L.

“…Previous studies have shown that under some conditions, noise fluctuations in an fMRI time-course are dominated by physiological modulations of the image…”
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3T phased array MRI improves the presurgical evaluation in focal epilepsies A prospective study by CENDES, Fernando, KNAKE, S, DALE, A. M, HALGREN, E, GRANT, P. E, TRIANTAFYLLOU, C, WALD, L. L, WIGGINS, G, KIRK, G. P, LARSSON, P. G, STUFFLEBEAM, S. M, FOLEY, M. T, SHIRAISHI, H

“…Although detection of concordant lesions on MRI significantly improves postsurgical outcomes in focal epilepsy (FE), many conventional MR studies remain…”
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Physiological Noise in fMRI as a function of Voxel Volume for Array Coils by Triantafyllou, C., Wald, L.L.

“…[1, 2] Recent advances in RF technology have contributed in the routine use of multiple channel phased arrays, with expected increases in SNR and image…”
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Eight-channel phased array coil and detunable TEM volume coil for 7 T brain imaging by Wiggins, G. C., Potthast, A., Triantafyllou, C., Wiggins, C. J., Wald, L. L.

“…An eight‐channel receive‐only brain coil and table‐top detunable volume transmit coil were developed and tested at 7 T for human imaging. Optimization of this…”
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Development and validation of a Patient Reported Outcome Measurement in Acute Pancreatitis: the PAN-PROMISE study by Sánchez Marín, C.V., Mira, J.J., Carrillo, I., Chookiln, S., Mejuto, R., Mauriz, V., Marta, K., Hegyi, P., Barbu, S., Lauret Braña, E., Gomes, A.P., Martins, R., Lourenco, L.C., Nunes, V., Maria, R., Ruiz Rebollo, M.L., García Rayado, G., Lozada Hernández, E.E., Pereira, J.A., Negoi, I., Espina, S., Bernal, V., Bajador Andreu, E., Kamal, A., Hollenbach, M., Litvin, A., Marra López Valenciano, C., Bolado, F., Vargas, R.D., Czako, L., Gasiorowska, A., Fraile González, M., Abando Zurimendi, A., Cheon, Y.K., Triantafyllou, C., Gatos, C., Romero Mosquera, B., Rodríguez Oballe, J.A., Miguel Salas, I., Pascual Moreno, I., Singh, V.K., de Madaria, E.

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S.25.04 Neuroimaging predictors of treatment response in social phobia by Pollack, M, Doehrmann, O, Ghosh, S, Polli, F, Reynolds, G, Horn, F, Keshavan, A, Triantafyllou, C, Saygin, Z, Whitfield-Gabrieli, S, Hofmann, S, Gabrieli, J

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Nonstationary noise estimation in functional MRI by Long, C.J., Brown, E.N., Triantafyllou, C., Aharon, I., Wald, L.L., Solo, V.

“…An important issue in functional MRI analysis is accurate characterisation of the noise processes present in the data. Whilst conventional fMRI noise…”
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Variable precision registration via wavelets: Optimal spatial scales for inter-subject registration of functional MRI by Suckling, J., Long, C., Triantafyllou, C., Brammer, M., Bullmore, E.

“…The detection of significantly activated brain regions in multi-subject functional magnetic resonance imaging (fMRI) studies almost invariably entails the…”
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Design considerations and coil comparisons for 7 T brain imaging by Wald, L. L., Wiggins, G. C., Potthast, A., Wiggins, C. J., Triantafyllou, C.

“…The development of 300 MHz radio-frequency (RF) head coils analogous to those used at field strengths of 1.5 and 3 T is complicated by increased dissipative…”
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MR compatible ERF driven hand rehabilitation device by Khanicheh, A., Muto, A., Triantafyllou, C., Weinberg, B., Astrakas, L., Tzika, A., Mavroidis, C.

“…This paper presents the design, fabrication and preliminary tests of a novel, one degree of freedom, MR compatible, computer controlled, variable resistance…”
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Beat-to-beat P-wave analysis outperforms conventional P-wave indices in identifying patients with a history of paroxysmal atrial fibrillation, during sinus rhythm by Tachmatzidis, D, Filos, D, Tsarouchas, A, Mouselimis, D, Bakogiannis, C, Antoniadis, A, Chouvarda, I, Lazaridis, C, Triantafyllou, C, Fragkakis, N, Maglaveras, N, Vassilikos, V

“…Abstract Introduction Atrial fibrillation (AF) is the most common arrhythmia and is associated with high risk of morbidity and mortality. In many patients, AF…”
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The effect of one year treatment with GLP1-RA, SGLT2i and their combination on plasma levels of oxidative and antioxidative biomarkers by Ikonomidis, I, Thymis, J, Pavlidis, G, Birba, D, Kalogeris, A, Kousathana, F, Kountouri, A, Korakas, E, Kostelli, G, Triantafyllou, C, Triantafyllidi, H, Andreadou, I, Lambadiari, V

“…Abstract Background/Introduction Biomarkers of oxidative stress burden are found increased in Type-2 diabetes mellitus (T2DM) patients. An imbalance between…”
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Effects of anti-inflammatory treatment and surgical intervention on endothelial glycocalyx, peripheral and coronary microcirculation and myocardial deformation in inflammatory bowel disease patients by Triantafyllou, C, Ikonomidis, I, Nikolaou, M, Bamias, G, Thymis, J, Kostelli, G, Kalogeris, A, Papaconstantinou, I

“…Abstract Funding Acknowledgements Type of funding sources: Foundation. Main funding source(s): EOMIFNE (Hellenic Society of IBD study) Introduction IBD alter…”
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Effects of electronic cigarette on platelet and vascular function after one month of use by Ikonomidis, I, Katogiannis, K, Kostelli, G, Kourea, K, Kyriakou, E, Kypraiou, A, Thymis, J, Benas, D, Triantafyllou, C, Andreadou, I, Tsoumani, M, Pavlidis, G, Tsantes, A.E, Iliodromitis, E

“…Abstract Background and aims Smoking is a major factor that contributes to the development of cardiovascular disease. Smoking cessation delays progress of…”
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The effects of empagliflozin on arterial stiffness, endothelial function and ventriculoarterial coupling in type 2 diabetes mellitus: 1 year follow up by Ikonomidis, I, Thymis, J, Pavlidis, G, Birba, D, Kalogeris, A, Kousathana, F, Kostelli, G, Triantafyllou, C, Katogiannis, K, Lampadiari, V, Iliodromitis, E.K

“…Abstract Introduction Sodium glucose cotransporters inhibitors (SGLT2i) are currently used in the treatment of patients with type 2 diabetes mellitus (T2DM)…”
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Coil-to-coil physiological noise correlations and their impact on fMRI time-series SNR by Triantafyllou, C., Polimeni, J. R., Keil, B., Wald, L. L.

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Impaired endothelial glycocalyx predicts adverse outcome in subjects without overt cardiovascular disease: a 6-year follow-up study by Ikonomidis, I, Thymis, J, Simitsis, P, Katsanos, S, Triantafyllou, C, Kousathana, F, Pavlidis, G, Kountouri, A, Polyzogopoulou, E, Katogiannis, K, Vlastos, D, Kostelli, G, Triantafyllidi, H, Lekakis, J, Lambadiari, V

“…Abstract Aim Endothelial glycocalyx is involved in the clinical course of atherogenesis. The purpose of this study was to investigate whether disturbance of…”
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P-wave beat-to-beat morphology analysis outperforms conventional P-wave indices in detecting patients with paroxysmal atrial fibrillation by Tachmatzidis, D, Filos, D, Tsarouchas, A, Mouselimis, D, Antoniadis, A, Bakogiannis, C, Chouvarda, I, Lazaridis, C, Triantafyllou, C, Fragkakis, N, Maglaveras, N, Vassilikos, V

“…Abstract Funding Acknowledgements Type of funding sources: None. Background Atrial fibrillation (AF) - the most common sustained cardiac arrhythmia - while not…”
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