2007. Doctorado, Escuela de Medicina Clínica, Universidad de Cambridge.
2001. Magíster – Ingeniería y ciencias físicas en medicina, Departamento de bioingeniería, Imperial College London.
2000. Magíster – Ingeniería y ciencias físicas – Procesamiento de señales, Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile.
2000. Ingeniero Civil, Pontificia Universidad Católica de Chile.
1996. Licenciado en Ciencias de la Ingeniería, Pontificia Universidad Católica de Chile.
ctejos(@)ing(.)puc(.)cl
+56 2 2354 1280
Vicuña Mackenna 4860, Macul 7820436 Santiago, Chile
Departamento de Ingeniería Eléctrica
Pontificia Universidad Católica de Chile
Imágenes médicas, procesamiento de imágenes.
*Participa de programa MISTI
Procesamiento de Imágenes
Resonancia Magnética
Imágenes Médicas
Ingeniería Biomédica
Prototipos rápidos
2014-2016: Director – Centro de Imágenes Biomédicas, Pontificia Universidad Católica de Chile
2013-2018: Director – Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2013-presente: Profesor Asociado – Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2011-2013: Profesor Asistente – Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2005-2011: Profesor Asistente suplente- Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2006-2013: Investigador – Centro de Imágenes Biomédicas, Pontificia Universidad Católica de Chile
2005-2006: Postdoc- Centro de Imágenes Biomédicas, Pontificia Universidad Católica de Chile
IEE3784. Procesamiento Avanzado de Imágenes
Ingeniería Biomédica
Pontificia Universidad Católica de Chile
Mejor paper de estudiante de Europa, África y el medio oriente para el 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. San Francisco, California.
Beca Presidente de la República de Chile para estudiantes de Doctorado para la Universidad de Cambridge.
Shell Centenary Scholarship for M.Sc. studies Imperial College, Londres.
International Society for Magnetic Resonance in Medicine (ISMRM)
Institute of Electrical and Electronics Engineers (IEEE)
IEEE Engineering in Medicine and Biology Society (IEEE EMBS)
IEEE Transactions on Medical Imaging
IEEE Transactions on Biomedical Engineering
Magnetic Resonance in Medicine
Magnetic Resonance Imaging
Fondo Nacional de Desarrollo Científico y Tecnológico (FONDECYT, Chile)
Programa Bicentenario de Ciencia y Tecnología (PBCT, Conicyt, Chile)
Programa formación de capital humano avanzado (Conicyt, Chile)
Programa atracción de capital humano avanzado (Conicyt, Chile)
2017-present: Marisleydis García Saborit. Doctorado en Ciencias de la Ingeniería
“TBA”
Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2015-presente: Manuel Chapa. Doctorado en Ciencias de la Ingeniería “New materials for MRI” Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2014-2018: Carlos Milovic. Doctorado en Ciencias de la Ingeniería “Susceptibility maps from Magnetic Resonance Imaging” Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2014-presente: Jaime Pereira. Doctorado en Neurociencias “Brain-Computer Interface system based on functional magnetic resonance for the study of FFA-Amygdala: System in autism spectrum disorder” Departamento de Psiquiatría, Pontificia Universidad Católica de Chile
2012-presente: José Miguel Pinto. Doctorado en Ciencias de la Ingeniería “Development of biomodels for magnetic resonance imaging based on rapid prototyping techniques” Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2011-2017: Cristóbal Arrieta. Doctorado en Ciencias de la Ingeniería “Segmentation of Medical Imaging using Level Sets” Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2017-present: Néstor Muñoz Camelo. Magíster en Ciencias de la Ingeniería
“TBA”
Departamento de Ingeniería Eléctrica, Pontificia Universidad Católica de Chile
2015: Pradyumna Sepúlveda. Magíster en Ciencias de la Ingeniería(co-supervisado con Prof. Sergio Ruiz) “How feedback, motor imagery and reward influence Brain self-regulation using real-time fMRI” Departamento de Ingeniería Eléctrica. Pontificia Universidad Católica de Chile
2013: Sergio Vera. Magíster en Ciencias de la Ingeniería (co-supervisado con Prof. Steren Chabert) “Desarrollos metodológicos para la medición de difusión en el hígado en pacientes con hígado graso no alcohólico” Departamento de Ingeniería Biomédica, Universidad de Valparaíso
2010: Cristóbal Arrieta. Magíster en Ciencias de la Ingeniería. “Quantitative Assessment of geometric errors for rapid prototyping in medical applications” Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2018: Manuel Vial Undurraga. Tesis de Ingeniería Eléctrica, Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2017: Juan Pablo Meneses Casanova, Ingeniería eléctrica. Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2017: José Manuel Larrain De Andraca, Ingeniería robótica. Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2015: Carlos Milovic. Tesis de Ingeniería Eléctrica “Noise-robust QSM reconstruction method using parallel MRI acquisitions” Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile
2008: Carlos Sing-Long. Tesis de Ingeniería Eléctrica “Reconstrucción de imágenes submuestreadas de Resonancia Magnética utilizando técnicas de Compressed Sensing” Departamento de Ingeniería Eléctrica , Pontificia Universidad Católica de Chile.
2018-2022. “Cardiovascular mr function: new insights from intracardiac flows and strain analysis” FONDECYT 1181057. Investigador Principal: Sergio Uribe. Co-Investigadores: Pablo Irarrázaval, Cristián Tejos, Marcelo Andía. UD$400k CONICYT-FONDECYT
2018-2021. “Núcleo Milenio en Resonancia Magnética Cardiovascular” Asociados: Sergio Uribe (Director), Marcelo Andía (co.-Director), Daniel Hurtado, Cecilia Besa, Carlos Sing Long. Senior: Pablo Irarrazaval, Attilio Rigotti. Cardiólogo: Pablo Castro. Adjuntos: Cristián Tejos, Nicolas Crossley, Axel Osses, Lida Toro, Joaquín Mura. Jóvenes: Gonzalo Martínez, Edgardo Doner, Cristóbal Arrieta, Julio Sotelo, Marcela Henríquez, Steren Chabert $612.000k / USD$927k Iniciativa Científica Milenio | Subsecretaría de Economía y Empresas de Menor Tamaño | Ministerio de Economía, Fomento y Turismo
2016–2018. “Improving Quantitative Susceptibility Mapping reconstruction methods based on MRI acquisitions”. FONDECYT 1161448. Investigador Principal: Cristián Tejos. Co-Investigador: Marcelo Andía. US$ 180k. CONICYT-FONDECYT
2016-2018. “Magnetic resonance imaging technology for aging related diseases: brain, heart and vessels” ANILLO ACT 1416. Director: Pablo Irarrázaval. Investigadores Principales: Cristián Tejos, Sergio Uribe, Marcelo Andía, Attilio Rigotti. $450.000 / US$ 1millón. CONICYT-PIA
2014-2017. “Non-invasive 3D full-field Quantification of cardiovascular 4D flow MR images” FONDECYT 1141036. Investigador Principal: Sergio Uribe. Co-Investigadores: Pablo Irarrázaval, Cristián Tejos.
2016-2017. “Radiología Cuantitativa: Reportes Cuantitativos de Grasa Abdominal Total” FONDEF IDeA ID15I10284. Director: Sergio Uribe. Investigadores Asociados: Pablo Irarrázaval, Cristián Tejos, Marcelo Andía, Carlos Sing-Long, Flavia Zacconi. $149.990.000 / US$ 220k CONICYT- FONDEF
2013- 2016. “Topologically flexible prior shape knowledge for Level Set segmentations” FONDECYT 1130887. Investigador Principal: Cristián Tejos. Co-Investigador: Marcelo Andía. US$ 140k. CONICYT-FONDECYT
2013-2015. “f-MRI plus EEG implementation for the study of brain conditioning throws brain‑computer interface”. VRI Interdisciplinario. Vicerrectoría de Investigación, Pontificia Universidad Católica de Chile. Investigador Principal: Cristián Tejos. Co-Investigador: Marcelo Andía US$ 20k. VRI-PUC
2013-2015. “Resonancia Magnética Funcional en combinación con Electroencefalografía. Implementación para el estudio del funcionamiento cerebral a través de un sistema Interfaz Cerebro-Computadora” VRI Interdisciplinario PUC 15-2013. Investigador Principal: Cristián Tejos. Co-Investigador: Marcelo Andía US$ 20k VRI-PUC
2012-2015. “Latin American MR e-learning Platform”. Radiological Society of North America. Co- investigador: Cristián Tejos. Radiological Society of North America
2012-2014. “Red internacional de investigación en resonancia magnética KCL-UC”. Conicyt. Co-Investigador: Cristián Tejos CONICYT – PCI
2012-2014. “Equipo EEG-fMRI, I concurso de equipamiento científico tecnológico mediano”. Fondequip EQM120099. Investigador Principal: Cristián Tejos. CONICYT-FONDEQUIP
2011-2014. “Sparse reconstruction for MR cardiovascular applications”. MISTI (MIT-Chile). Co-Investigador: Cristián Tejos. MIT-Chile
2011-2013. “Quantitative imaging biomarkes using cardiovascular magnetic resonance images”. VRI PUC 44-2011. Co-Investigador: Cristián Tejos US$ 20k. VRI-PUC
2010-2013. “Biomedical Imaging in obesity: from cellular mechanisms to clinical applications”. ANILLO ACT079. Director: Pablo Irarrázaval. Investigadores Asociados: Sergio Uribe, Marcelo Andía, Cristián Tejos. $450.000 / US$ 800k. CONICYT-PIA
2010-2013. “Evaluation and improvement of the geometric accuracy of rapid prototyping”. FONDECYT 1100864. Investigador Principal: Cristián Tejos. Investigador Asociado: Sergio Uribe. US$ 160k. CONICYT-FONDECYT.
2010-2012. “MECESUP Equipamiento Mayor” UC0815. Co-Investigador: Cristián Tejos. MECESUP
2008-2010. “Evaluation of the stereotaxic radiosurgery effects using MRI. Pilot Grant in General Aspects of Magnetic Resonance in Medicine” ISMRM. Investigador Principal: Cristián Tejos. Co-Investigador: Marcelo Andía. US$ 25k. ISMRM.
2008–2010. “Desarrollo de modelos anatómicos mediante prototipado rápido para optimización de cirugías complejas y para apoyo en docencia en anatomía”. FONDEF D06I 1026. Co-Investigador: Cristián Tejos. CONICYT-FONDEF
2007–2009. “Acquisition of Medical Images Driven by Visual Perception Parameters”. FONDECYT 1070674. Investigador Principal: Pablo Irarrázaval. Co-Investigador: Cristián Tejos. US$94k. CONICYT-FONDECYT.
2007–2009. “Desarrollo de capacidades de programación de secuencias para resonancia magnética empleando programación orientada a aspectos”. FONDEF D05I 10358. Director: Pablo Irarrázaval. Co-Investigador: Cristián Tejos. USD 1.5millón. CONICYT-FONDEF
2007–2008. “Red de apoyo al desarrollo de colaboración internacional para la investigación de excelencia”. PBCT Conicyt AC29. Co-Investigador: Cristián Tejos. CONICYT-PCI
2007–2008. “Integración de Segmentación y Registro de Imágenes de Resonancia Magnética Mediante el uso de Contornos Activos”. FONDECYT 1060088. Investigador Principal: Cristián Tejos. CONICYT-FONDECYT.
1997-1999. “Modelos predictivos para el pronóstico de enfermedades y su aplicación mediante red de sensores meteorológicos modulares”. FONDEF D97I1004, US$642K. Co-Investigadores: Pablo Irarrázaval, Cristián Tejos. USD 642K. CONICYT-FONDEF
Carlos Milovic, Berkin Bilgic, Bo Zhao, Christian Langkammer,C. Tejos, J. Acosta-Cabronero “Weak-Harmonic Regularization for Quantitative Susceptibility Mapping (WH QSM)” Magnetic Resonance in Medicine
Carlos Milovic, MEng; Hendrik Mattern, MEng; Cristian Tejos,PhD; Oliver Speck, PhD; Martina F Callaghan, PhD “A robust multi-scale approach to quantitative susceptibility mapping” NeuroImage, Online 31 Julio 2018
Carlos Milovic, Julio Acosta-Cabronero, José Miguel Pinto, Hendrik Matterne, Marcelo Andia, Sergio Uribe, Cristian Tejos “A new discrete dipole kernel for quantitative susceptibility mapping” Magnetic Resonance Imaging. Online 16 Abril 2018. En prensa, https://doi.org/10.1016/j.mri.2018.04.004 2018
Carlos Milovic, Berkin Bilgic, Bo Zhao, Julio Acosta-Cabronero, Cristian Tejos “Fast Nonlinear Susceptibility Inversion with Variational Regularization” Magnetic Resonance in Medicine 2018, 11-enero doi:10.1002/mrm.27073 2018. Citado por 0
Julio Sotelo, Pablo Bächler, Jesús Urbina, Gerard Crelier, Lida Toro, Myriam Ferreiro, Israel Valverde, Marcelo Andia, Cristian Tejos, Pablo Irarrazaval, Sergio Uribe. “Quantification of pulmonary regurgitation in patients with repaired Tetralogy of Fallot by 2D phase-contrast MRI: Differences between the standard method of velocity averaging and a pixel-wise analysis”. JRSM Cardiovascular Disease. Jul. 2017. DOI: 10.1177/2048004017731986
Montalba C, Urbina J, Sotelo J, Andia MA, Tejos C, Irarrazaval P, Hurtado D, Valverde I, Uribe S. “Variability of 4D Flow Parameters When Subjected to Changes in MRI Acquisition Parameters Using a Realistic Thoracic Aortic Phantom“. Magn Reson Med. 2017 Jun 19. doi: doi: 10.1002/mrm.26834. Citado por 0
Julio Sotelo, Jesús Urbina, Israel Valverde, Joaquín Mura, Cristián Tejos, Pablo Irarrazaval, Marcelo E. Andia, Daniel E. Hurtado, Sergio Uribe. “3D quantification of Vorticity and Helicity from 3D cine PC- MRI using finite element interpolations”. Magnetic Resonance in Medicine 2017, In Press. DOI: 10.1002/mrm.26687. Citado por 0
C. Arrieta, S. Uribe, C. Sing-Long, D. Hurtado, M. Andia, P. Irarrazaval, C. Tejos. “Simultaneous left and right ventricle segmentation using topology preserving level sets“. Biomedical Signal Processing and Control, vol. 33, n. 7, 88-95, 2017. DOI: 10.1016/j.bspc.2016.11.002. Citado por 0
Arab JP, Barrera F, Gallego C, Valderas JP, Uribe S, Tejos C, Serrano C, Serrano C, Huete Á, Liberona J, Labbé P, Quiroga T, Benítez C, Irarrázaval P, Riquelme A, Arrese M. “High prevalence of undiagnosed liver cirrhosis and advanced fibrosis in type 2 diabetic patients”. Ann Hepatol. 2016 Sep-Oct;15(5):721-8. doi: 10.5604/16652681.1212434. Citado por 2
Sepúlveda P, Sitaram R, Rana M, Montalba C, Tejos C, Ruiz S. “How feedback, motor imagery, and reward influence brain self-regulation using real-time fMRI”. Human Brain Mapping. Jun 2016. DOI: 10.1002/hbm.23228. Citado por 0.
Mura J, Sotelo J, Pino M, Tejos C, Irarrázaval P, Andía ME, Valverde I, Uribe S. “Enchancing the velocity data from 4D MR images by reducing its divergence”. IEEE xplore. May 2016. DOI:10.1109/TMI.2016.2570010. Citado por 0.
Urbina J, Sotelo J, Tejos C, Irarrázaval P, Andía ME, Razavi R, Valverde I, Uribe S. “A realistic aortic phantom to study hemodynamics using MRI and cardiac catheterization in normal and aortic coarctation conditions”. J Magn Reson Imaging. Mar 2016. DOI:10.1002/jmri.25208. Citado por 0.
J. Sotelo, J. Urbina, I. Valverde, C. Tejos, P. Irarrázaval, M. Andía, S. Uribe, D. Hurtado. “3D quantification of wall shear stress and oscillatory shear index using a finite-element method in 3D CINE PC-MRI data of the thoracic aorta”. IEEE Transactions on Medical Imaging. Jun 2016; 35(6) 1475-87. DOI: 10.1109/TMI.2016.2517406. Citado por 3.
C. Milovic, J. Conejero, C. Tejos. “Multiscale gradient domain compression for astronomical high dynamic range imaging”. Imaging Science Journal, DOI: 10.1179/1743131X15Y.0000000028. Citado por 0
Letelier, J. Urbina, C. Tejos, P. Irarrazaval, M. Andía, C. Prieto, S. Uribe. “Accelerating Dual Cardiac Phase Images Using Undersampled Radial Phase Encoding Trajectories”. Magnetic Resonance Imaging 34(7): 1017-1025 (2016).DOI:10.1016/j.mri.2016.03.017. Citado por 0
Aguirre-Reyes D, Sotelo J, Arab JP, Arrese M, Tejos R, Irarrázaval P, Tejos C, Uribe S, Andía ME. “Intrahepatic portal vein blood volume estimated by non-contrast magnetic resonance imaging for the assessment of portal hypertension”. Magnetic Resonance Imaging. Vol 33 (8), 970-977, 2015. DOI: http://1016/j.mri.2015.06.016. Citado por 2
Sotelo J, Urbina J, Valverde I, Tejos C, Irarrázaval P, Hurtado D, Uribe S. “Quantification of wall shear stress using a finite-element method in multidimensional phase-contrast MR data of the thoracic aorta”. Journal of Biomechanics. Vol 48, no 10, 1817-27, 2015. DOI: 1016/j.jbiomech.2015.04.038. Citado por 5
Pinto JM, Arrieta C, Andía M, Uribe S,Ramos-Grez J, Vargas A, Irarrázaval P, Tejos C. “Sensitivity analysis of geometric errors in additive manufacturing medical models”. Medical Engineering & Physics. Vol 37, no 3, 328-334, 2015. DOI: 1016/j.medengphy.2015.01.009. Citado por 5
C. Arboleda, M. P. García, D. Aguirre-Reyes, C. Tejos, L. Muñoz, J. F. Miquel, P. Irarrázaval, M. E. Andía, S. Uribe.“Total liver fat quantification using a 3D respiratory self-navigated Magnetic Resonance Imaging sequence”. Magnetic Resonance in Medicine, Nov. 20, 2015. DOI: 10.1002/mrm.26028. Cited by 0
Cádiz RF, Muñoz C, Tejos C, Andía ME, Uribe S, Irarrázaval P. “Quantization Error in Magnetic Resonance Imaging”. Concepts in Magnetic Resonance Part A. Vol 43A(3);79-89, 2014. DOI:1002/CMR.A.21303. Citado por 0
S. Chabert, C. Galindo, C. Tejos, S. Uribe. “Multiple Echo Multi-Shot (MEMS) Diffusion Sequence”. Journal of Magnetic Resonance Imaging. Vol 34(9); 1027-32, 2014. DOI: 10.1002/jmri.24244. Citado por 0
Milovic C, Oses C, Villalón M, Uribe S, Lizama C, Prieto C, Andía M, Irarrázaval P, Tejos C. “Calcium (Ca2+) waves data calibration and analysis using image processing techniques”. BMC Bioinformatics. Vol 14; 162. May 2013. DOI: 1186/1471-2105-14-162. Citado por 0
Bächler P, Valverde I, Pinochet N, Nordmeyer S, Kuehne T, Crelier G, Tejos C, Irarrázaval P, Beerbaum P,Uribe S. “Caval Blood Flow Distribution in Patients with Fontan Circulation: Quantification by Using Particle Traces from 4D Flow MR Imaging”. Radiology, vol 267, no 1, 67–75, 2013. DOI: 1148/radiol.12120778. Citado por 7
Uribe S, Bächler P, Valverde I, Crelier GR, Beerbaum P, Tejos C, Irarrázaval P, “Hemodynamic Assessment in Patients with One-and-a-Half Ventricle Repair Revealed by Four-Dimensional Flow Magnetic Resonance Imaging”. Pediatric Cardiology, vol 34, no 2, 447–451, 2013. DOI: 1007/s00246-012-0288-6. Citado por 10
Bächler P, Pinochet N, Sotelo J, Crelier G, Irarrázaval P, Tejos C, Uribe S. “Assessment of normal flow patterns in the pulmonary circulation by using 4D magnetic resonance velocity mapping”. Magn Reson Imaging. vol 31, no 2, 178–188, 2013. DOI: 1016/j.mri.2012.06.036. Citado por 26
Meneses L, Fava M, Díaz P, Andía M, Tejos C, Irarrázaval P, Uribe S. “Embolization of Incompetent Pelvic Veins for the Treatment of Recurrent Varicose Veins in Lower Limbs and Pelvic Congestion Syndrome”. Cardiovascular and Interventional Radiology, vol 36, no 1, 128–132 (ver n° 2 pág. 565 para Erratum), 2013. DOI: 1007/s00270-012-0389-x. Citado por 15
Serrano C, Barrera F, Labbé P, Liberona J, Arrese M, Irarrázaval P, Tejos C, Uribe S. “Quantification of visceral adipose tissue using magnetic resonance imaging compared with anthropometry, in type 2 diabetic patients”. Revista Médica de Chile. Vol 140(12); 1535-1543, 2012.DOI:4067/s0034-988720112001200003. Citado por 0
JL. Honorato, V. Parot, C. Tejos, S. Uribe, P. Irarrázaval. “Chemical species separation with simultaneous estimation of eld map and T-2* using a k-space formulation”. Magnetic Resonance in Medicine. Vol 68(2); 400-408. Ago 2012. DOI:10.1002/mrm.23237. Citado por 2
V. Parot, C. Sing-Long, C. Lizama, C. Tejos, S. Uribe, P. Irarrázaval.“Application of the Fractional Fourier Transform to Image Reconstruction in MRI”. Magnetic Resonance in Medicine. Vol 68(1);17-29. Jul 2012. DOI:10.1002/mrm.23190. Citado por 13
S. Uribe, L. Cadavid, T. Hussain, R. Parra, G. Urcelay, F. Heusser, Andía, C. Tejos, P. Irarrázaval. “Cardiovascular magnetic resonance findings in a pediatric population with isolated left ventricular non-compaction”. Journal of Cardiovascular Magnetic Resonance. Vol 14(9). Ene. 2012. DOI:10.1186/1532-429x-14-9. Citado por 11
C. Arrieta, S. Uribe, J. Ramos-Grez, A. Vargas, P. Irarrázaval, V. Parot, C. Tejos. “Quantitative assessments of geometric errors for rapid prototyping in medical applications”. Rapid Prototyping Journal. Vol 18(6) 431-442. 2012 A. DOI:10.1108/13552541211271974. Citado por 3
S. Chabert, M. Villalobos, P. Ulloa, R. Salas, C. Tejos, S. San Martín, J. Pereda. “Quantitative description of the morphology and ossification center in the axial skeleton of 20week-gestation formalin-fixed human fetuses using magnetic resonance images”. Prenatal diagnosis. vol. 32(3); 252-258. Mar 2012. DOI:10.1002/pd.2942. Citado por 0.
L. Ramírez, C. Prieto, Sing-Long, S. Uribe, P. Batchelor, C. Tejos, P. Irarrázaval. “TRIO a Technique for Reconstruction Using Intensity Order: Application to Undersampled MRI”. IEEE Trans. On Medical Imaging. Vol 30(8); 1566-1576. Ago. 2011. DOI:10.1109/tmi.2011.2132139. Citado por 3
P. Irarrázaval, C. Lizama, C. Sing-Long, C. Tejos, “The fractional Fourier transform and quadratic eld magnetic resonance imaging”. Computers and Mathematics with Applications, vol 62, no 3, 1576-1590, 2011. DOI: http://dx.doi.org/10.1016/j.camwa.2011.03.027. Citado por 8
S. Uribe, T. Hussain, I. Valverde, C. Tejos, P. Irarrázaval, M. Fava, P. Beerbaum, R. Botnar, R. Razavi, T. Schaeffter, G. Greil. “Congenital Heart Disease in Children: Coronary MR Angiography during Systole and Diastole with Dual Cardiac Phase Whole-Heart Imaging”. Radiology. Vol 260(1); 232-240. Jul 2011. Doi:10.1148/radiol.11101659. Citado por 12
L. Meneses, S. Uribe, C. Tejos, M. Andía, M. Fava, P. Irarrázaval. “Using magnetic resonance phasecontrast velocity mapping for diagnosing pelvic congestion syndrome”. Phlebology. Vol 26(4); 157-161. Jun 2011. DOI:10.1258/phleb.2010.010049. Citado por 10
S. Uribe, C. Tejos, R Razavi, T. Schaeffter. “New respiratory gating technique for whole heart cine imaging: Integration of a navigator slice in SSFP sequences”. Journal of Magnetic Resonance Imaging. vol. 34(1); 211-219. May 2011. DOI: 10.1002/jmri.22625. Citado por 9
C. Tejos, P. Irarrázaval, A. Cárdenas-Blanco. “Simplex Mesh Diffusion Snakes: Integrating 2D and 3D Deformable Models and Statistical Shape Knowledge in a Variational Framework”. International Journal of Computer Vision, vol 85, no 1, 19-34 2009. DOI: 10.1007/s11263-009-0241-1. Citado por 14
M. Andía, J. Plett, C. Tejos, M. Guarini, M. Navarro, D. Razmilic, L. Meneses, M. Villalón, P. Irarrázaval, “Enhancement of Visual Perception through Dynamic Cues”. Radiology, vol 250, no 2,551-557 2009. DOI: 10.1148/radiol.2502080168. Citado por 5
A. Cárdenas-Blanco, C. Tejos, P. Irarrázaval, I. Cameron. “Noise in Magnitude Magnetic Resonance Images”. Concepts in Magnetic Resonance Part A, vol 32A, no 6, 409-416, 2008. DOI: 10.1002/cmr.a.20124. Citado por 21
O. Brihuega-Moreno, F. P. Heese, C. Tejos, D. Hall. “Effects of, and Corrections for, Cross-Term Interactions in Q-space MRI”. Magnetic Resonance in Medicine, vol. 51, n 5, 1048-1054, 2004. DOI: 10.1002/mrm.20044. Citado por 13
Ali Dehghan Firoozabadi, Pablo Irarrazaval, Sergio Uribe, Cristian Tejos, Carlos Sing-Long “Velocity Variability in MRI Phase-Contrast” Eusipco 2018 Conference Proceedings Rome, Italy. Sep. 3-7, 2018 http://www.eusipco2018.org/accepted-papers.php
Julio Sotelo, Andrea Guala, Lydia Dux-Santoy, Aroa Ruiz-Muñoz, José Rodríguez-Palomares, Arturo Evangelista, Cristian Tejos, Joaquín Mura, Daniel E. Hurtado, Sergio Uribe “Geometrical Characterization of Marfan and Bicuspid Aortic Valve Patients Using Finite Eelement Methods” 26th International Conference of the ISMRM Paris, France. Jun. 16-21 https://www.ismrm.org 2018
Carlos Milovic, Berkin Bilgic, Bo Zhao, Christian Langkammer, Julio Acosta-Cabronero, and Cristian Tejos. “Nonlinear projection onto dipole fields with
preconditioning (nPDF)”. 26th International Conference of the ISMRM, Paris, Francia. Jun. 16-21 https://www.ismrm.org 2018.
Carlos Milovic, Berkin Bilgic, Bo Zhao, Christian Langkammer, Julio Acosta-Cabronero, and Cristian Tejos. “Weak-harmonic regularization for quantitative
susceptibility mapping (WH-QSM)”. 26th International Conference of the ISMRM, Paris, Francia. Jun. 16-21 https://www.ismrm.org 2018.
Julio Acosta-Cabronero, Carlos Milovic, Cristian Tejos, and Martina F Callaghan. “A multi-scale approach to quantitative susceptibility mapping (MSDI)”. 26th International Conference of the ISMRM, Paris, Francia. Jun. 16-21 https://www.ismrm.org 2018.
Joaquín Mura, Julio Sotelo, Animesh Tandon, Tarique Hussain, Andrew Tran, Cristián Tejos, Sergio Uribe “Local Pulse Wave Velocity from 4D-Flow MR applied in Familial Hypercholesterolemia patients” Joint Annual Meeting ISMRM-ESMRMB 2018, 16-21 Jun, Paris, Francia. https://www.ismrm.org/
C. Milovic, B. Bilgic, B. Zhao, J. Acosta-Cabronero, C. Tejos “Fast Nonlinear Susceptibility Inversion (FANSI Toolbox for QSM)” 34th Annual Scientific Meeting ESMRMB, Barcelona, Octubre 2017. https://www.efomp.org/index.php/conferences/452-34th-annual-scientific-meeting-of-the-european-society-for-magnetic-resonance-in-medicine-and-biology 2017
C. Milovic, B. Bilgic, C. Langkammer, J. Acosta-Cabronero, C. Tejos. “Quantitative Susceptibility Mapping (QSM) challenge follow-up: analysis of susceptibility ground-truth and quality metrics”. 34th Annual Scientific Meeting ESMRMB, Barcelona, Octubre 2017. https://www.efomp.org/index.php/conferences/452-34th-annual-scientific-meeting-of-the-european-society-for-magnetic-resonance-in-medicine-and-biology 2017
C. Milovic, B. Bilgic, B. Zhao, J. Acosta-Cabronero, C. Tejos. “Spatially weighted regularization with Magnitude prior knowledge for QSM” 34th Annual Scientific Meeting ESMRMB Barcelona, Octubre 2017. https://www.efomp.org/index.php/conferences/452-34th-annual-scientific-meeting-of-the-european-society-for-magnetic-resonance-in-medicine-and-biology 2017
Carlos Milovic, Berkin Bilgic, Bo Zhao, Julio Acosta-Cabronero, Cristian Tejos “A Fast Algorithm for Nonlinlinear QSM Reconstruction” E-Poster 800 Contrast Mechanisms 16:15 17:15 Abril 24, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Cristian Montalba, Julio Sotelo, Jesús Urbina, Marcelo Andía, Cristián Tejos, Pablo Irarrázaval, Israel Valverde, Sergio Uribe. “Analysis of WSS variability subjected to changes of 4D flow parameters using a realistic aortic phantom” Poster 200 Cardiovascular 8:15 10:15 Abril 27, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Joaquin Mura, Julio Sotelo, Cristian Montalba, Bram Ruijsink, David Nordsletten, Reza Razavi, Pablo Irarrazaval,Cristian Tejos, Marcelo Andia, Sergio Uribe “An automatic method to estimate 3D Pulse Wave Velocity from 4D-Flow MRI data” Poster 200 Cardiovascular 8:15 10:15 Abril 27, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Patricia Vargas, Ranganatha Sitaram, Pradyumna Sepúlveda, Cristian Montalba, Mohit Rana, Cristián Tejos,Sergio Ruiz “Real‐time fMRI functional connectivity self-regulation and motor performance” Traditional Poster 1100 fMRI 8:15 10:15 Abril 25, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Gabriel Varela‐Mattatall, Alexandra Tobisch, Rüdiger Stirnberg, Steren Chabert, Tony Stöcker, Cristián Tejos, Pablo Irarrázaval “Negentropy: non‐Gaussian characterization for Diffusion Spectrum Imaging” 7412 E-Poster 1000 Diffusion 13:45 14:45 April 24, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Milovic C, Tejos C. “Impact of dipole Kernel discretization on QSM”. 4th International Workshop on MRI Contrast & Quantitative Susceptibility Mapping. Graz, Austria. Sep 2016.
Milovic C, Tejos C. “A Fast algorithm for nonlinear QSM reconstruction with variational penalties”. 4th International Workshop on MRI Contrast & Quantitative Susceptibility Mapping. Graz, Austria. Sep 2016.
Sepúlveda P, Sitaram R, Rana M, Montalba C, Tejos C, Ruiz S. “Influence of feedback, motor imagery and reward in brain self-regulation using real-time fMRI”. 22nd Annual Meeting of the Organization for Human Brain Mapping. Geneva, Suiza. Jun 2016.
Pereira J, Sitaram R, Sepúlveda P, Rana M, Montalba C, Tejos C, Ruiz S. “Volitional control of Fusiform Face Area in Autism Spectrum Disorder with Brain Computer Interfaces”. 22nd Annual Meeting of the Organization for Human Brain Mapping. Geneva, Suiza. Jun 2016.
Vargas P, Sitaram R, Sepúlveda P, Montalba C, Rana M, Tejos C, Ruiz S. “Differential Activation of Motor Areas with Fuctional Connectivity Brain-Computer Interfaces”. 22nd Annual Meeting of the Organization for Human Brain Mapping. Geneva, Suiza. Jun 2016.
Milovic C, Pinto JM, Acosta-Cabronero J, Irarrázaval P, Tejos C. “ Parameter selection in total generalized variation based reconstruction problems” Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016
Urbina J, Sotelo J, Montalba C, Andía M, Valverde I, Irarrázaval P, Uribe S, Tejos C. “ Variability of flow parameters when subjected to changes of MR acquisitions parameters in 4D flow MRI using a realistic thoracic aortic phantom” Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (Poster)
Urbina J, Sotelo J, Montalba C, Fernández T, Valenzuela F, Andía M, Valverde I, Irarrázaval P, Uribe S, Tejos C. “ A realistic Aortic phantom with a kinking of the aorta: one to one replica of a patient and comparison using PC-MRI and cardiac catheterization” Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (Poster)
Milovic C, Pinto J, Acosta-Cabronero J, Dusek P, Madai V, Huelnhagen T, Niendorf T, Wuerfel J, Tejos C. “ Improved magnetic dipole kernel for reconstruction methods in quantitative susceptibility mapping” Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (E-Poster)
Sepúlveda P, Sitaram R, Montalba C, Rana M, Tejos C, Ruiz S. “ How feedback, verbal instruction and reward influence learning brain self-regulation? A real-time FMRI study” Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (E-Poster)
Vargas P, Sitaram R, Sepúlveda P, Montalba C, Rana M, Tejos C, Ruiz S. “ Functional connectivity self-regulation of cerebellum and primary motor area with FMRI-Brain computer interfaces pilot results”. Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (Presentación Oral)
Sotelo J, Urbina J, Montalba C, Hurtado D, Valverde I, Tejos C, Irarrázaval P, Andía M, Uribe S. “ Energy loss and turbulent formations reveal the pressure loss in coarctation flows: A novel 4D flow MRI-Based quantification method using a finite element approach”. Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (Poster)
Sotelo J, Urbina J, Montalba C, Valenzuela F, Valverde I, Tejos C, Irarrázaval P, Andía M, Uribe S. “ Accuracy of relative pressure measurements from 3D PC-MR data using realistic aortic coarctation phantoms”. Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (E-Poster)
Sotelo J, Urbina J, Ruijsink B, Nordsletten D, Valverde I, Tejos C, Irarrázaval P, Andía M, Hurtado D, Uribe S. “ 3D Quantification of vorticity, helicity, kinetic energy and energy loss in the left ventricle from 4D flow data using a finite element method”. Proceedings 24th International Conference of the ISMRM, Singapur, May. 2016 (Poster)
Urbina J, Sotelo J, Tejos C, Irarrázaval P, Andía ME, Razavi R, Valverde I, Uribe S. “A realistic MR compatible thoracic aortic phantom to study coarctations using catheterization and cine PC‑MRI sequences”. Proceedings of the 18th Annual SCMR Scientific Sessions /Euro CMR Joint Scientific Sessions, Niza, Francia.; 17(Suppl 1), P199 J Cardiovasc Magn Reson feb 5-7 2015
J. Sotelo, J. Urbina, I. Valverde, C. Tejos, P. Irarrázaval, E. Hurtado, S. Uribe. “3D Quantification of hemodynamics parameters of pulmonary artery and aorta using finiteelement interpolations in 4D flow MR data”. 18th Annual SCMR Scientic Sessions, Niza, Francia, Feb 5-7 2015.
Aguirre‑Reyes D, Arab JP, Arrese M, Tejos R, Irarrázaval P, Tejos C, Uribe S, Andía ME. “Non‑invasive portal hypertension diagnosis using non-contrast MR portal‑venogram”. Proceedings ISMRM Workshop on Non‑Contrast Cardiovascular MRI, Long Beach, CA, 2015 (Presentación Oral)
J. Sotelo, J. Urbina, I. Valverde, C. Tejos, P. Irarrázaval, M. Andía, S. Uribe, D. Hurtado. “Cuantificación tridimensional de parámetros cardiovasculares usando elementos finitos e imágenes de flujo obtenidas por resonancia magnética (4D flow)”. XIV Jornadas de Mecánica Computacional 2015, Concepción, Chile, 2015.
J. Urbina, J. Sotelo, C. Montalva, C. Tejos, P. Irarrázaval, M. E. Andía, I. Valverde, S. Uribe. “Systolic pressure gradients derived from 4D flow in a physiological healthy and aortic coarctation phantom versus cardiac catheterization”. Proceedings 23rd International Conference of the ISMRM, Toronto, Canadá, 2015.
J. Sotelo, J. Urbina, I. Valverde, C. Tejos, P. Irarrázaval,D. E. Hurtado, S. Uribe. “3D Quantification of vorticity and helicity from 4D flow data using finite element interpolations”. Proceedings 23rd International Conference of the ISMRM, Toronto, Canadá, 2015.
Aguirre‑Reyes D, Arab JP, Arrese M, Tejos R, Irarrázaval P, Tejos C, UribeS, Andía ME. “Non‑ contrast indirect MRI quantification of portal hypertension severity”. Proceedings 23rd International Conference of the ISMRM, Toronto, 2015 (E- Poster)
Cádiz RF, de la Cuadra P, Montoya A, Marín V, Andía ME, Tejos C, Irarrázaval P. “Sonification of images based on statistical descriptors”. Proceedings of the 41st International Computer Music Conference, Denton, Texas, 2015 (Presentación Oral)
Arrieta C, Sing-Long C, Uribe S, Andía ME, Irarrázaval P, Tejos C. “Level Set segmentation with shape prior knowledge using intrinsic rotation, translation and scaling alignment”. Proceedings of the 12th IEEE International Symposium on Biomedical Imaging, New York, Abril 2015. (Presentación Oral)
Muñoz C, Razmilic D, Navarro ME, Espinoza P, Tejos C, Irarrázaval P, Uribe S, Andía ME. “Volumetric breast density quantification from 2D mammography compared with breast MRI”. Proceedings 22nd International Conference of the ISMRM, Milán, 2014 (Poster Tradicional)
Arboleda C, Aguirre D, Tejos C, Muñoz L, Carvajal C, Irarrázaval P, Andía ME, Uribe S. “Total liver fat quantification using a 3D respiratory self‑gating technique”. Proceedings 22nd International Conference of the ISMRM, Milan, 2014 (Poster Tradicional)
Urbina J, Sotelo J, Valverde I, Andía ME, Tejos C, Hurtado D, Irarrázaval P, Uribe S. “A Realistic MR Compatible Thoracic Aortic Phantom to Study Coarctations Using Catheterization and Cine PC‑MRI Sequences”. Proceedings 22nd International Conference of the ISMRM, Milán, 2014 (E- Poster)
Letelier K, Andía ME, Tejos C, Irarrázaval P, Prieto C, Uribe S. “Accelerating the acquisition of the 3D Dual Cardiac Phase technique using RPE trajectories”. Proceedings 17th Annual SCMR Scientific Sessions, New Orleans. J Cardiovasc Magn Reson 2014; 16(Suppl 1), W38
Aguirre D, Muñoz C, Tejos C, Irarrázaval P, Uribe S, Andía ME. “Portal Vein contribution to hepatic perfusion estimated using a Triple Inversion Recovery ASL Technique”. Proceedings 22nd International Conference of the ISMRM, Milan, 2014 (E-Poster)
J. Urbina, J. Sotelo, I. Velverde, M. Andía, C. Tejos, P. Irarrázaval, S. Uribe. “Validación de un fantoma realista de la aorta torácica compatible con resonancia magnética para estudiar patologías aórticas”. Congreso Chileno de Radiología, Santiago, Chile, 2014.
J. Sotelo, J. Urbina, I. Valverde, C. Tejos, P. Irarrázaval, D. E. Hurtado, S. Uribe. “3D Quantification of cardiovascular hemodynamic parameters from 4D flow data using finite element interpolations”. International Student Conference Chile/ 7th Biomedical Engineering Conference, Concepción, Chile, 2014.
J. Sotelo, J. Urbina, C. Tejos, I. Valverde, D. E. Hurtado, S. Uribe. “Cuantificación 3D de la tensión de corte y el índice de oscilación utilizando interpolaciones por elementos finitos en datos de 4D flow de la aorta torácica”. Congreso Chileno de Radiología, Santiago, Chile 2014.
J. Sotelo, J. Urbina, C. Tejos, I. Valverde, D. Hurtado, S. Uribe. “3D quantification of wall shear stress and oscillatory index using finite-element interpolations in 4D flow MR data of the thoracic aorta”. Proceedings 22nd International Conference of the ISMRM, Milán, May 2014.
J. Sotelo, J. Urbina, E. Ortiz, C. Tejos, I. Valverde, D. E. Hurtado, S. Uribe. “Quantification of Wall Shear Stress using Finite-Element Interpolations in Multidimensional Phase Contrast MR data of the Thoracic Aorta”. Proceedings 22nd International Conference of the ISMRM, Milán, May 2014.
J. Sotelo, J. Urbina, C. Tejos, I. Valverde, D. Hurtado, S. Uribe. “3D quantification of wall shear stress using finite-element interpolations from 4D flow MR data in the Thoracic Aorta”. Annual meeting Society for Cardiovascular Magnetic Resonance. New Orleans, 2014.
J. Sotelo, J. Urbina, E. Ortiz, C. Tejos, I. Valverde, D. Hurtado, S. Uribe. “Quantification of Wall Shear Stress using Finite-Element Interpolations in Multidimensional Phase Contrast MR data of the Thoracic Aorta”. Annual meeting Society for Cardiovascular Magnetic Resonance. New Orleans, 2014.
M. Pinio, J. Sotelo, J. Pino, C. Tejos, S. Uribe. “Enforcing divergence-free to 3D PC-MRI data”, ISMRM, 2014 Milán, Italia. 2014
C. Oses, C. Milovic, C. Llados C. Tejos, M. Villalón. “Leptin and adiponectin have opposite effect on ciliary activity, calcium wave velocity and ovum transport velocity in the rat oviduct”. Faseb Journal, Vol 27, Meeting Abstract: 734.1, Abril 2013.
Wetscherek, F. Laun, C. Prieto, C. Tejos. “Compressed Sensing for Flow-Compensated Intra-Voxel Incoherent Motion Modeling”. Proceedings 21st International Conference of the ISMRM, Salt Lake City, Abril 2013.
J. Sotelo, C. Tejos, S. Uribe, D. E. Hurtado. “Cuantificación de la tensión de corte en la pared de la aorta mediante el uso de elementos finitos 3D y resonancia magnética cardiovascular”. XII Jornadas de mecánica computacional, Santiago, Chile, 2013.
Urbina J, Sotelo J, Andía ME, Tejos C, Hurtado S, Irarrázaval P, Uribe S. “Relative pressure measurement in thoracic aorta and pulmonary artery of healthy volunteers and repaired Tetralogy of Fallot patients using the 4D Flow sequence of Cardiac Magnetic Resonance”. Proceedings 21th International Conference of the ISMRM, Salt Lake City, 2013 (E-Poster)
Bächler P, Crelier G, Toro L, Ferreiro M, Andía ME, Tejos C, Irarrázaval P, Uribe S. “Variability of regurgitation fraction values by MRI according to the flow quantification method”. Proceedings 21th International Conference of the ISMRM, Salt Lake City, 2013 (Poster)
Arrieta C, Uribe S, Hurtado D, Andía ME, Irarrázaval P, Tejos C. “Simultaneous left and right ventricle segmentation using topology preserving Level Sets”. Proceedings 21th International Conference of the ISMRM, Salt Lake City, 2013 (E-Poster)
F. Barrera, H. Vidal, C. Riquelme, P. Labbé, J. Liberona, M. Arrese, F. Cruz, C. Prieto, P. Irarrázaval, C. Tejos, S. Uribe. “Visceral Adipose Tissue Volume Measurement Using MRI, and Its Relation with Liver Elastography and Anthropometry, in Type 2 Diabetic Patients”. Proceedings 20th International Conference of the ISMRM, Melbourne, May 2012.
P. Bächler, N. Pinochet, I. Valverde, S. Nordmeyer, T. Kuehne, G. Crelier, C. Prieto, C. Tejos, P. Irarrázaval, S. Uribe. “Quantification of Caval Contribution to Flow in the Right and Left Pulmonary Artery of Fontan Patients with 4D Flow MRI”. Proceedings 20th International Conference of the ISMRM, Melbourne, May 2012.
J. Sotelo, P. Bächler, S. Chabert, C. Prieto, D. Hurtado, Irarrázaval, C. Tejos, S. Uribe. “Normal Values of Wall Shear Stress in the Pulmonary Artery from 4D Flow Data”. Proceedings 20th International Conference of the ISMRM, Melbourne, May 2012.
JL. Honorato, V. Parot, C. Tejos, S. Uribe, P. Irarrázaval. “Chemical Species Separation with Simultaneous Estimation of Field Map and T2* Using a K-Space Formulation”. Proceedings 20th International Conference of the ISMRM, Melbourne, May 2012.
P. Bächler, N. Pinochet, I. Valverde, S. Nordmeyer, T. Kuehne, G. Crelier, C. Tejos, P. Irarrázaval, S. Uribe. “Quantification of Caval contribution to flow in the Right and Left Pulmonary Artery of Fontan patients with 4D Flow MRI”. Annual meeting Society for Cardiovascular Magnetic Resonance. Orlando, 2012.
J. Sotelo, P. Bächler, S. Chabert, D. Hurtado, P. Irarrázaval, C. Tejos, S. Uribe. “Normal values of Wall Shear Stress in the Pulmonary Artery from 4D flow Data”. Annual meeting Society for Cardiovascular Magnetic Resonance, Orlando, 2012.
J. Urbina, J. Sotelo, C. Tejos, D. Hurtado, M. Andía, P. Irarrázaval, S. Uribe. “Medición de presiones relativas en aorta torácica y arteria pulmonar de voluntarios sanos y pacientes con Tetralogia de Fallot reparada utilizando la secuencia de 4D Flow de resonancia magnética cardiaca”. Congreso Chileno de Radiología, Santiago, Chile, 2012.
J. Sotelo, E. Ortiz, C. Tejos, S. Uribe, D. Hurtado. “Cuantificación de la tensión de corte en la pared de la aorta mediante el uso de elementos finitos y resonancia magnética cardiovascular (RMC)”. XI Jornadas de mecánica computacional, Valparaíso, Chile, 2012.
Araos, C. Trincado, C. Tejos, P. Irarrázaval, S. Uribe. “Biomodelos de corazón como nueva herramienta para comprender cardiopatías estructurales complejas”. Congreso Chileno de Cardiología, 2011.
P. Bächler, N. Pinochet, I. Valverde, S. Nordmeyer, T. Kuehne, G. Crelier, C. Tejos, P. Irarrázaval, S. Uribe. “Contribución del flujo de venas cavas hacia ramas pulmonares en pacientes fontan con una nueva aplicación de resonancia magnética”. Congreso Chileno de Cardiología, 2011.
N. Pinochet, P. Bächler, G. Crelier, R. Parra, J.M. Allendes, C. Tejos, P. Irarrázaval, S. Uribe. “4D Flow: una nueva herramienta de diagnóstico para cardiopatías congénitas en resonancia magnética”. Congreso Chileno de Cardiología, 2011.
C. Arrieta, P. Irarrázaval, V. Parot, C. Sing-Long, C. Tejos, S. Uribe. “Cardiac Image Segmentation Using Level Sets with Preserved Topology”. Proceedings 19th International Conference of the ISMRM, Montreal, May 2011.
P. Bächler, G. Crelier, P. Irarrázaval, N. Pinochet, C. Tejos, S. Uribe. “Assessment of Blood Flow Patterns in the Pulmonary Artery with 4D Flow MRI”. Proceedings 19th International Conference of the ISMRM, Montreal, May 2011.
P. Bächler, N. Pinochet, C. Tejos, G. Crelier, P. Irrarázaval, S. Uribe. “Assessment of blood flow patterns in the pulmonary artery using 4D flow”. Annual meeting Society for Cardiovascular Magnetic Resonance, Niza 2011.
P. Bächler, N. Pinochet, C. Tejos, P. Irarrázaval, S. Uribe. “Resonancia Magnética cardiovascular: Análisis de patrones de flujo aórtico con secuencia “4D flow”. XLVII Congreso de la Sociedad Chilena de Cardiología y Cirugía Cardiovascular”. Santiago, Dic. 2010.
R. Cadavid, R. Parra, C. Tejos, G. Urcelay, F. Heusser, M. Andía, P. Irarrázaval, S. Uribe. “Hallazgos por resonancia magnética cardiaca en pacientes peditriácos con ventrículo izquierdo no compactado aislado”. XLVII Congreso de la Sociedad Chilena de Cardiología y Cirugía Cardiovascular. Santiago, Dic. 2010.
N. Pinochet, P. Bächler, R. Parra, E. Villanueva, J. Allende, C. Tejos, P. Irarrázaval, S. Uribe. “Imágenes coronarias por resonancia magnética en niños con cardiopatías congénitas”. XLVII Congreso de la Sociedad Chilena de Cardiología y Cirugía Cardiovascular. Santiago, Dic. 2010.
R. Cadavid, R. Parra, C. Tejos, P. Irarrázaval, S. Uribe. “CMR assessment of ventricular performance in a pediatric population with isolated left ventricular non-compaction”. Annual meeting of the Radiological Society of North America, Chicago, 2010.
S. Uribe, Hussain, I. Valverde, P. Beerbaum, M. Fava, P. Irarrázaval, C. Tejos, R. Botnar, R. Razavi, T. Schaeffter, G. Greil. “Coronary MR Angiography in CHD Children during Systole and Diastole Using a Dual Cardiac Phase Scan of the Whole Heart”. Annual meeting of the Radiological Society of North America, Chicago, 2010.
P. Bächler, N. Pinochet, G. Crelier, C. Tejos, P. Irarrázaval, S. Uribe. “Patrones de flujo en la arteria pulmonar usando 4D Flow”. Congreso Interamericano de Radiología, Santiago, 2010.
S. Uribe, P. Bächler, R. Parra, N. Pinochet, G. Crelier, J.M. Allendes, C. Tejos, P. Irarrázaval. “4D Flow: Una nueva herramienta de diagnóstico para cardiopatías congénitas”. Congreso Interamericano de Radiología, Santiago, 2010.
C. Sing-Long, V. Parot, C. Lizama, S. Uribe, C. Tejos, P. Irarrázaval. “Analysis of Quadratic Field Distortions Using the Fractional Fourier Transform”. Proceedings 18th International Conference of the ISMRM, Estocolmo, May 2010. (Presentación Oral).
J. Jacobsen, S Uribe, C. Tejos, C. Sing-Long, P. Irarrázaval. “Automatic MRI Acquisition Parameters Optimization Using Perceptual Criteria”. Proceedings 18th International Conference of the ISMRM, Estocolmo, May 2010. (Poster).
C. Arboleda, C. Tejos, S. Uribe, F. Zamorano, F. Aboitiz, P. Irarrázaval. “A Low-Cost Experimental Set-Up for Functional Magnetic Resonance Imaging”. Proceedings 18th International Conference of the ISMRM, Estocolmo, May 2010. (Poster).
C. Arrieta, S. Uribe, C. Sing-Long, J. Ramos, A. Vargas, P. Irarrázaval, C. Tejos. “Method for Constructing Rapid Prototyping from MR Data”. Proceedings 18th International Conference of the ISMRM, Estocolmo, May 2010. (Poster).
S Uribe, C. Galindo, C. Tejos, P. Irarrázaval, S. Chabert. “Multiple Echo Multi Shot (MEMS) Diffusion Sequence”. Proceedings 18th International Conference of the ISMRM, Estocolmo, May 2010
V. Parot, C. Sing-Long, C. Lizama, S. Uribe, C. Tejos, P. Irarrázaval. “Reconstruction Method for Non-Homogeneous Magnetic Fields Using the Fractional Fourier Transform”. Proceedings 18th International Conference of the ISMRM, Estocolmo , May 2010. (Poster).
F. Campos, E. Cortazar, Y. Eterovic, L. Ramírez, C. Tejos, P. Irarrázaval. “Visualization Tools for Understanding a Complex Code from a Real Application”. Proceedings 22nd International Conference on Computer Applications in Industry and Engineering, San Francisco, 2009.
C. Arrieta, C. Tejos, J. Ramos, A. Vargas, P. Irarrázaval. “Volumetric Accuracy for Rapid Prototyping Models”. Proceedings of Jornadas Chilenas de Ingeniera Biomedica. Viña del Mar, 2009.
C. Sing-Long, C. Tejos, P. Irarrázaval. “Unconstrained Reconstruction Scheme for Compressed Sensing using Continuous Approximations of the l0-quasi-norm”. Proceedings of Jornadas Chilenas de Ingeniera Biomédica. Viña del Mar, 2009.
J. Jacobsen, C. Tejos, P. Irarrázaval. “Automatic MRI Acquisition Parameters Optimization Using HVS-Based Maps”. Proceedings Medical Image Perception Conference XIII, Santa Bárbara, 2009.
C. Sing-Long, C. Tejos, P. Irarrázaval. “Evaluation of continuous approximation functions for the l0-norm for Compressed Sensing”. Proceedings 17th International Conference of the ISMRM, Honolulu, 2009.
C. Sing-Long, C. Tejos, P. Irarrázaval. “Quality index for detecting reconstruction errors without knowing the signal in l0-norm Compressed Sensing”. Proceedings 17th International Conference of the ISMRM, Honolulu, 2009.
C. Prieto, M. Guarini, C. Tejos, P. Irarrázaval. “Metrics for quantifying the quality of MR images”. Proceedings 17th International Conference of the ISMRM, Honolulu, 2009.
L. Ramírez, C. Prieto, C. Tejos, M. Guarini, P. Irarrázaval. “Technique for Reconstruction based on Intensity Order (TRIO) applied as a second stage for dynamic MRI reconstruction”. Proceedings 17th International Conference of the ISMRM, Honolulu, 2009
Tejos C, Andía ME, Besa P, Lorenzoni J, Vieira A, Meneses L, Irarrázaval P. “Systematic evaluation of Stereotatic Radiosurgery effects for metastasis and acoustic neurinomas using MRI”. Proceedings 17th International Conference of the ISMRM, Honolulu, (Presentación Oral) 2009
Meneses L, Tejos C, Andía ME, Fava M, Irarrázaval P. “Automatic estimation of renal cortical thickness using MRI perfusion curves”. Proceedings 17th International Conference of the ISMRM, Honolulu, (E-Poster) 2009.
C. Prieto, L. Ramírez, C. Tejos, P. Irarrázaval. “Undersampled dynamic reconstruction using TRIO: A Technique for Reconstruction based on Intensity Order”. Proceedings 25th Annual Meeting of the ESMRMB, Valencia, 2008.
Andía ME, Tejos C, Prieto C, Ramírez L, Meneses L, Venencia D, Irarrázaval P. “Evaluation of the Stereotaxis Radiosurgery effects using MRI”. Proceedings 16th International Conference of the ISMRM, Toronto, 2008 pp 3849, 2008 (E-Poster). 2008
Meneses L, Tejos C, Fava M, Andía ME, Pincu M, Cifuentes J, Irarrázaval P. “Using Phase Contrast MRA for the diagnosis of Pelvic Congestion Syndrome”. Proceedings 16th International Conference of the ISMRM, Toronto, 2008 pp 2896 (E-Poster). 2008
Andía ME, Guarini M, Tejos C, Irarrázaval P. “Improving Detection of Lung Nodules in Chest Radiography Using Dynamic Cues”. Proceedings of the Medical Image Perception Society Conference XII, Iowa, 2007 (Presentación Oral).
C. Tejos, A. Bertelsen, L. Meneses, F. Prieto, C. Prieto, Andía, M. Guarini, P. Irarrázaval. “Regional Left Ventricular Analysis from Cardiac MR Images”. Jornadas Chilenas de Ingeniería Biomédica. Viña del Mar, 2007.
C. Tejos, J. Hajnal, M. W. Guarini, P. Irarrázaval. “Tracking the left ventricle from under-sampled MR Images”. Proceedings 15th International Conference of the ISMRM, Berlín, pp 3852, 2007.
R. Cádiz, C. Tejos, P. Irarrázaval, M. Guarini. “Quantization noise in MRI acquisition”. Proceedings 15th International Conference of the ISMRM, Berlín, pp 3446, 2007.
C. Tejos, M. Guarini, P. Irarrázaval. “Simultaneous Segmentation and Registration of MR Images”. Proceedings 14th International Conference of the ISMRM, Seattle, pp 830, 2006.
A. Cárdenas-Blanco, C. Tejos, D. Xing, L. D. Hall. “In-situ observation of T2 and ADC changes in cartilage during collagen depletion”. Proceedings 14th International Conference of the ISMRM, Seattle, pp 3602, 2006.
C. Tejos, A. Cárdenas-Blanco, L. D. Hall. “Active Contours and Statistical Shape Knowledge: An Automatic Solution for Segmentation of Articular Cartilage from MR Images which have a Partial Loss of Boundaries”. Proceedings 13th International Conference of the ISMRM, Miami, pp 2004, 2005.
C. Tejos, L. D. Hall, A. Cárdenas-Blanco. “Segmentation of Articular Cartilage using Active Contours and Prior Knowledge”. 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, San Francisco, pp 1648-1651, 2004.