Browsing by Subject "Esclerosi múltiple"

Now showing items 1-20 of 39

    • 2D conventional and synthetic brain MRI in the assessment of multiple sclerosis 

      Aymerich Martínez, Francisco Javier; Auger, Cristina; Alonso, Juli; Barros, Andrea; Clarke, Margareta; Mora, Juan; Arrambide, Georgina; Corral, Juan Francisco; Sastre Garriga, Jaume; Rovira Cañellas, Alex (Sage, 2020-12)
      Article
      Open Access

    • A Fuzzy Regional-Based Approach for Detecting Cerebrospinal Fluid Regions in presence of Multiple Sclerosis Lesions 

      Aymerich Martínez, Francisco Javier; Montseny Masip, Eduard; Sobrevilla Frisón, Pilar; Rovira, Àlex (Springer-Verlag, Berlin, Heidelberg,, 2010)
      Conference report
      Open Access

    • A single-center, randomized, double-blind, placebo-controlled study of interferon beta-1b on primary progressive and transitional multiple sclerosis 

      Rovira, Àlex; Nos, Carlos; Montalbán, Xavier; Sastre-Garriga, Jaume; Tintoré, Maria del Mar; Brieva, Luis; Aymerich Martínez, Francisco Javier; Río, Jordi; Porcel, Joana; Borrás, Cecilia (2009-10)
      Article
      Restricted access - publisher's policy
      Inflammation and neurodegeneration may have differential impacts on disease evolution in the different forms of multiple sclerosis. However, a beneficial effect of immunomodulatory drugs should not be ruled out in primary ...

    • Afectaciones visuales en esclerosis múltiple 

      Álvarez Ligori, Víctor (Universitat Politècnica de Catalunya, 2024-06)
      Bachelor thesis
      Open Access
      Introducción: La esclerosis múltiple (EM) es una enfermedad autoinmune crónica, la cual se caracteriza por la desmielinización de las neuronas del sistema nervioso central. Los signos y síntomas pueden variar dependiendo ...

    • Applying multilayer analysis to morphological, structural, and functional brain networks to identify relevant dysfunction patterns 

      Casas Roma, Jordi; Martinez-Heras, Eloy; Solé Ribalta, Albert; Solana, Elisabeth; López Soley, Elisabet; Vivó Sánchez, Francisco Javier; Diaz Hurtado, Marcos; Alba Arbalat, Salut; Sepúlveda, Maria; Blanco, Yolanda; Saiz Hinarejos, Albert; Borge Holthoefer, Javier; Llufriu, Sara; Prados, Ferran (The MIT Press. Massachusetts Institute of Technology, 2022-07-01)
      Article
      Open Access
      In recent years, research on network analysis applied to MRI data has advanced significantly. However, the majority of the studies are limited to single networks obtained from resting-state fMRI, diffusion MRI, or gray ...

    • Assessment of 2D conventional and synthetic MRI in multiple sclerosis 

      Aymerich Martínez, Francisco Javier; Auger, Cristina; Alonso, Juli; Barros, Andrea; Clarke, Margareta; Mora, Juan; Arrambide, Georgina; Corral, Juan Francisco; Andrino, Ana; Sastre Garriga, Jaume; Rovira, Alex (Springer Nature, 2022-01-01)
      Article
      Open Access
      Purpose: To qualitatively and quantitatively compare synthetic and conventional MRI sequences acquired on a 1.5-T system for patients with multiple sclerosis (MS). Methods: Prospective study that involved twenty-seven ...

    • Assessment of automatic decision-support systems for detecting active T2 lesions in multiple sclerosis patients 

      Rovira Cañellas, Alex; Corral Gámez, Juan Francisco; Auger Acosta, Cristina; Valverde, Sergi; Vidal Jordana, Ángela; Oliver Malagelada, Arnau; de Barros, Andrea; Ng Wong, Karelis; Tintoré Subirana, Maria del Mar; Pareto Onghena, Deborah; Aymerich Martínez, Francisco Javier; Montalban Gairín, Xavier; Lladó, Xavier; Alonso, Juli (SAGE publishing, 2022-07)
      Article
      Open Access
      Active (new/enlarging) T2 lesion counts are routinely used in the clinical management of multiple sclerosis. Thus, automated tools able to accurately identify active T2 lesions would be of high interest to neuroradiologists ...

    • Assessment of automatic decision-support systems for detecting active t2 lesions in multiple sclerosis patients 

      Corral, Juan Francisco; Alonso, Juli; Auger, Cristina; Valverde, Sergi; Vidal Jordana, Ángela; Oliver, Arnau; Barros, Andrea; Ng Wong, Karelis; Tintoré, Mar; Aymerich Martínez, Francisco Javier; Montalban, Xavier; Lladó, Xavier; Rovira Cañellas, Alex (Sage, 2020-12)
      Audiovisual
      Open Access

    • Cervical cord atrophy and long-term disease progression in patients with primary-progressive multiple sclerosis 

      Aymerich Martínez, Francisco Javier; Auger, Cristina; Alonso, J.; Alberich, Manel; Sastre Garriga, Jaume; Tintoré, Mar; Montalban, Xavier; Rovira, Alex (2018-02-01)
      Article
      Open Access

    • Comparison between gadolinium-enhanced 2D T1-weighted gradient-echo and spin-echo sequences in the detection of active multiple sclerosis lesions on 3.0T MRI 

      Aymerich Martínez, Francisco Javier; Auger, Cristina; Alcaide, Paula; Pareto Onghena, Deborah; Huerga, Elena; Corral Gámez, Juan Francisco; Mitjana, Raquel; Sastre Garriga, Jaume; Montalban, Xavier; Rovira, Alex (2017-04-01)
      Article
      Open Access
      Objectives To compare the sensitivity of enhancing multiple sclerosis (MS) lesions in gadolinium-enhanced 2D T1-weighted gradient-echo (GRE) and spin-echo (SE) sequences, and to assess the influence of visual conspicuity ...

    • Diffusion tensor imaging metrics associated with future disability in multiple sclerosis 

      López Soley, Elisabet; Martinez-Heras, Eloy; Solana, Elisabeth; Solanes Font, Aleix; Radua, Joaquim; Vivó Sánchez, Francisco Javier; Prados, Ferran; Sepúlveda, Maria; Cabrera Maqueda, José María; Fonseca, Elianet; Blanco, Yolanda; Alba Arbalat, Salut; Martínez Lapiscina, Elena H.; Villoslada, Pablo; Llufriu, Sara; Saiz Hinarejos, Albert (Springer, 2023-03-02)
      Article
      Open Access
      The relationship between brain difusion microstructural changes and disability in multiple sclerosis (MS) remains poorly understood. We aimed to explore the predictive value of microstructural properties in white (WM) and ...

    • Dynamics and predictors of cognitive impairment along the disease course in multiple sclerosis 

      López Soley, Elisabet; Martinez-Heras, Eloy; Andorra, Magi; Solanes Font, Aleix; Radua, Joaquim; Montejo, Carmen; Alba Arbalat, Salut; Sola Valls, Núria; Pulido-Valdeolivas, Irene; Sepúlveda, Maria; Romero Pinel, Lucia; Munteis Olivas, Elvira; Martínez Rodríguez, Jose Enrique; Blanco, Yolanda; Martínez Lapiscina, Elena H.; Villoslada, Pablo; Saiz Hinarejos, Albert; Solana, Elisabeth; Llufriu, Sara (Multidisciplinary Digital Publishing Institute (MDPI), 2021-10-28)
      Article
      Open Access
      Background: The evolution and predictors of cognitive impairment (CI) in multiple sclerosis (MS) are poorly understood. We aimed to define the temporal dynamics of cognition throughout the disease course and identify ...

    • Efecte de processos neurodegeneratius motors en els moviments oculars 

      Costa Mallol, Mireia (Universitat Politècnica de Catalunya, 2016-01-11)
      Bachelor thesis
      Open Access
      Dins les malalties neurodegeneratives motores amb implicació visual hi trobem: 1. Esclerosis múltiple: es caracteritza per l'aparició de lesions al sistema nerviós central. Els símptomes visuals són comuns ja que en el 25% ...

    • Exploring RCNN for the automated analysis of paramagnetic rim lesions in Multiple Sclerosis MRI 

      Aguilera González, Cristina (Universitat Politècnica de Catalunya, 2021-08-31)
      Bachelor thesis
      Restricted access - author's decision
      Covenantee:   Kungliga Tekniska högskolan
      In multiple sclerosis, lesions with a peripheral paramagnetic rim is a negative prognostic imaging biomarker and represents a potential outcome measure in MRI-based clinical trials. Nowadays, the presence or absence of ...

    • Filtering False Detections of Small Multiple Sclerosis Lesions using Fuzzy Regional Analysis 

      Aymerich Martínez, Francisco Javier; Sobrevilla Frisón, Pilar; Montseny Masip, Eduard; Rovira, Àlex (2010)
      Conference report
      Open Access
      This paper introduces a method to filter false detections of small multiple sclerosis lesions in magnetic resonance images based on the analysis of regional features. The proposed method considers as starting point the ...

    • FLCSFD - A fuzzy local-based approach for detecting cerebrospinal fluid regions in presence of MS lesions 

      Aymerich Martínez, Francisco Javier; Montseny Masip, Eduard; Sobrevilla Frisón, Pilar; Rovira, Àlex (2009-04)
      Conference lecture
      Restricted access - publisher's policy
      Magnetic Resonance Imaging (MRI) is an important paraclinical tool for diagnosing Multiple Sclerosis (MS) and providing several markers of disease activity and evolution. Traditionally, hypointense lesions on ...

    • In vivo molecular changes in the retina of patients with multiple sclerosis 

      Alba Arbalat, Salut; Andorra, Magi; Sánchez Dalmau, Bernardo; Camos Carreras, Anna; Dotti Boada, Marina; Pulido-Valdeolivas, Irene; Llufriu, Sara; Blanco, Yolanda; Sepúlveda, Maria; Saiz Hinarejos, Albert; Batet Torrell, Óscar; Bilbao, Iker; Torre, Iratxe; Amat Roldán, Iván; Martínez Lapiscina, Elena H.; Villoslada, Pablo (Association for Research in Vision and Ophthalmology (ARVO), 2021-05-11)
      Article
      Open Access
      Purpose: Raman spectroscopy allows molecular changes to be quantified in vivo from the tissues like the retina. Here we aimed to assess the metabolic changes in the retina of patients with multiple sclerosis (MS). Methods: ...

    • Iron deposit within focal lesions in patients with clinically isolated syndrome 

      Aymerich Martínez, Francisco Javier; Palomar, Alicia; Auger, Cristina; Sastre-Garriga, Jaume; Tintoré, Mar; Montalban, Xavier; Rovira, Alex (Sage, 2015-09)
      Article
      Open Access

    • Iron deposits within new T2 lesions in patients with clinically isolated syndrome 

      Aymerich Martínez, Francisco Javier; Palomar, Alicia; Auger, Cristina; Sastre-Garriga, Jaume; Tintoré, Mar; Montalban, Xavier; Rovira, Alex (Sage, 2015-09)
      Article
      Open Access

    • Lesion filling effect in regional brain volume estimations : a study in multiple sclerosis patients with low lesion load 

      Pareto Onghena, Deborah; Sastre-Garriga, Jaume; Aymerich Martínez, Francisco Javier; Auger, Cristina; Tintoré, Mar; Montalban, Xavier; Rovira, Alex (2016-02-04)
      Article
      Open Access
      © 2016 Springer-Verlag Berlin Heidelberg Introduction: Regional brain volume estimation in multiple sclerosis (MS) patients is prone to error due to white matter lesions being erroneously segmented as grey matter. The ...