Search Results - "Montalba, Cristian"

How feedback, motor imagery, and reward influence brain self-regulation using real-time fMRI by Sepulveda, Pradyumna, Sitaram, Ranganatha, Rana, Mohit, Montalba, Cristian, Tejos, Cristian, Ruiz, Sergio

“…The learning process involved in achieving brain self‐regulation is presumed to be related to several factors, such as type of feedback, reward, mental…”
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Characterization of relapsing-remitting multiple sclerosis patients using support vector machine classifications of functional and diffusion MRI data by Zurita, Mariana, Montalba, Cristian, Labbé, Tomás, Cruz, Juan Pablo, Dalboni da Rocha, Josué, Tejos, Cristián, Ciampi, Ethel, Cárcamo, Claudia, Sitaram, Ranganatha, Uribe, Sergio

“…Multiple Sclerosis patients' clinical symptoms do not correlate strongly with structural assessment done with traditional magnetic resonance images. However,…”
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Self-Regulation of the Fusiform Face Area in Autism Spectrum: A Feasibility Study With Real-Time fMRI Neurofeedback by Pereira, Jaime A, Sepulveda, Pradyumna, Rana, Mohit, Montalba, Cristian, Tejos, Cristian, Torres, Rafael, Sitaram, Ranganatha, Ruiz, Sergio

“…One of the most important and early impairments in autism spectrum disorder (ASD) is the abnormal visual processing of human faces. This deficit has been…”
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Variability of 4D flow parameters when subjected to changes in MRI acquisition parameters using a realistic thoracic aortic phantom by Montalba, Cristian, Urbina, Jesus, Sotelo, Julio, Andia, Marcelo E., Tejos, Cristian, Irarrazaval, Pablo, Hurtado, Daniel E., Valverde, Israel, Uribe, Sergio

“…Purpose To assess the variability of peak flow, mean velocity, stroke volume, and wall shear stress measurements derived from 3D cine phase contrast (4D flow)…”
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Impact of b-Value Sampling Scheme on Brain IVIM Parameter Estimation in Healthy Subjects by Chabert, Stéren, Verdu, Jorge, Huerta, Gamaliel, Montalba, Cristian, Cox, Pablo, Riveros, Rodrigo, Uribe, Sergio, Salas, Rodrigo, Veloz, Alejandro

“…Purpose: Intravoxel incoherent motion (IVIM) analysis has attracted the interest of the clinical community due to its close relationship with microperfusion…”
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Scan with Me (SWiM): A Case-based Learning Approach to Upskill MRI Technologists in Low- and Middle- income Countries by Mumuni, Abdul Nashirudeen, Montalba, Cristian, Aduluwa, Harrison, Maharjan, Surendra, Botwe, Francis, Garcia, Marina Fernandez, Eyre, Katerina, Friedrich, Matthias Gero, Fatade, Abiodun, Ntusi, Ntobeko, Dako, Farouk, Anosike, Chinedum, Anazodo, Udunna C., Adeleke, Sola

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Realistic aortic phantom to study hemodynamics using MRI and cardiac catheterization in normal and aortic coarctation conditions by Urbina, Jesús, Sotelo, Julio A., Springmüller, Daniel, Montalba, Cristian, Letelier, Karis, Tejos, Cristián, Irarrázaval, Pablo, Andia, Marcelo E., Razavi, Reza, Valverde, Israel, Uribe, Sergio A.

“…Purpose To design and characterize a magnetic resonance imaging (MRI)‐compatible aortic phantom simulating normal and aortic coarctation (AoCo) conditions and…”
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Regional brain atrophy is related to social cognition impairment in multiple sclerosis by Labbe, Tomas P., Montalba, Cristian, Zurita, Mariana, Ciampi, Ethel Leslie, Cruz, Juan Pablo, Vasquez, Macarena, Uribe, Sergio, Crossley, Nicolás, Cárcamo, Claudia

“…ABSTRACT Background: Multiple sclerosis exhibits specific neuropathological phenomena driving to both global and regional brain atrophy. At the clinical level,…”
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Editorial for “Gray Matter Changes Following Mild COVID‐19: An MR Morphometric Study in Healthy Young People” by Montalba, Cristian

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Comprehensive Assessment of Left Intraventricular Hemodynamics Using a Finite Element Method: An Application to Dilated Cardiomyopathy Patients by Franco, Pamela, Sotelo, Julio, Montalba, Cristian, Ruijsink, Bram, Kerfoot, Eric, Nordsletten, David, Mura, Joaquín, Hurtado, Daniel, Uribe, Sergio

“…In this paper, we applied a method for quantifying several left intraventricular hemodynamic parameters from 4D Flow data and its application in a…”
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Phyllotaxis transition over the lifespan of a palm tree using Magnetic Resonance Imaging (MRI) and Terrestrial Laser Scanning (TLS): the case of Jubaea chilensis by Guzmán, Eduardo, Fernández, M. Paulina, Alcalde, José-Antonio, Contreras, Samuel, Raumonen, Pasi, Picco, Lorenzo, Montalba, Cristián, Tejos, Cristián

“…Abstract Background Jubaea chilensis (Molina) Baillon, is a uniquely large palm species endemic to Chile. It is under threatened status despite its use as an…”
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An off‐resonance insensitive orthogonal CSPAMM sequence (ORI‐O‐CSPAMM) for the acquisition of CSPAMM and MICSR grids in half scan time by Mella, Hernán, Wang, Hui, Montalba, Cristian, Uribe, Sergio

“…Purpose To develop an Off‐Resonance Insensitive Orthogonal CSPAMM sequence (ORI‐O‐CSPAMM) for the acquisition of CSPAMM and MICSR grids in half of the…”
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Toward a realistic in silico abdominal phantom for QSM by Silva, Javier, Milovic, Carlos, Lambert, Mathias, Montalba, Cristian, Arrieta, Cristóbal, Irarrazaval, Pablo, Uribe, Sergio, Tejos, Cristian

“…Purpose QSM outside the brain has recently gained interest, particularly in the abdominal region. However, the absence of reliable ground truths makes…”
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Comparison of Improved Unidirectional Dual Velocity‐Encoding MRI Methods by Franco, Pamela, Ma, Liliana, Schnell, Susanne, Carrillo, Hugo, Montalba, Cristian, Markl, Michael, Bertoglio, Cristóbal, Uribe, Sergio

“…Background In phase‐contrast (PC) MRI, several dual velocity encoding methods have been proposed to robustly increase velocity‐to‐noise ratio (VNR), including…”
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Code review facility in Magnetic Resonance in Medicine by Malik, Shaihan, Shimron, Efrat, Schauman, Sophie, Nayak, Krishna, Kumar, Prakash, Caligiuri, Maria Eugenia, Santini, Francesco, Stikov, Nikola, Bell, Laura, Montalba, Cristian, Jezzard, Peter

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Validation of 4D Flow based relative pressure maps in aortic flows by Nolte, David, Urbina, Jesús, Sotelo, Julio, Sok, Leo, Montalba, Cristian, Valverde, Israel, Osses, Axel, Uribe, Sergio, Bertoglio, Cristóbal

“…•Validation of 4D Flow-based relative pressure map estimators (PPE & STE methods) using aortic coarctation (AoCo) in-vitro and in-vivo data, in comparison with…”
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ECMR 4-03 - Scan with Me (SWiM): A Case-based Learning Approach to Upskill MRI Technologists in Low- and Middle- income Countries by Mumuni, Abdul Nashirudeen, Montalba, Cristian, Aduluwa, Harrison, Maharjan, Surendra, Botwe, Francis, Garcia, Marina Fernandez, Eyre, Katerina, Friedrich, Matthias Gero, Fatade, Abiodun, Ntusi, Ntobeko, Dako, Farouk, Anosike, Chinedum, Anazodo, Udunna C., Adeleke, Sola

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Automatic quantification of fat infiltration in paraspinal muscles using T2-weighted images: An OsiriX application by Arrieta, Cristobal, Urrutia, Julio, Besa, Pablo, Montalba, Cristian, Lafont, Nelson, Andia, Marcelo E., Uribe, Sergio

“…•Fat infiltration of paraspinal muscles (FIPM) has been quantified using T2w MRI.•Manual segmentation of T2w images is time consuming and has low…”
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Scan With Me: A Train-the-Trainer Program to Upskill MRI Personnel in Low- and Middle-Income Countries by Mumuni, Abdul Nashirudeen, Eyre, Katerina, Montalba, Cristian, Harrison, Aduluwa, Maharjan, Surendra, Botwe, Francis, Garcia, Marina Fernandez, Zeraii, Abderrazek, Friedrich, Matthias G., Fatade, Abiodun, Ntusi, Ntobeko A.B., Lim, Tchoyoson, Garg, Ria, Umair, Muhammad, Ninalowo, Hammed A., Adeleke, Sola, Anosike, Chinedum, Dako, Farouk, Anazodo, Udunna C.

“…Access to MRI in low- and middle-income countries (LMICs) remains among the poorest in the world. The lack of skilled MRI personnel exacerbates access gaps,…”
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Social cognition in Multiple Sclerosis is associated to changes in brain connectivity: A resting-state fMRI study by Labbe, Tomas P., Zurita, Mariana, Montalba, Cristian, Ciampi, Ethel L., Cruz, Juan P., Vasquez, Macarena, Uribe, Sergio, Crossley, Nicolás, Cárcamo, Claudia

“…•A specific social cognition impairment is described in Multiple Sclerosis patients.•Resting-state functional connectivity has found to be altered in Multiple…”
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