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Listar por autor "Ortiz Ramón, Rafael"

Mostrando ítems 1-16 de 16

A radiomics evaluation of 2D and 3D MRI texture features to classify brain metastases from lung cancer and melanoma

Ortiz-Ramón, Rafael; Larroza-Santacruz, Andrés; Arana Fernandez de Moya, Estanislao; Moratal, David (IEEE Engineering in Medicine and Biology Society, 2017)

[EN] Brain metastases are occasionally detected before diagnosing their primary site of origin. In these cases, simple visual examination of medical images of the metastases is not enough to identify the primary cancer, ...
ALTEA: A Software Tool for the Evaluation of New Biomarkers for Alzheimer s Disease by Means of Textures Analysis on Magnetic Resonance Images

López-Gómez,Carlos; Ortiz-Ramón, Rafael; Mollá, Enrique; Moratal, David (MDPI AG, 2018)

[EN] The current criteria for diagnosing Alzheimer's disease (AD) require the presence of relevant cognitive deficits, so the underlying neuropathological damage is important by the time the diagnosis is made. Therefore, ...
Classifying brain metastases by their primary site of origin using a radiomics approach based on texture analysis: a feasibility study

Ortiz-Ramón, Rafael; Larroza-Santacruz, Andrés; Ruiz-España, Silvia; Arana Fernandez De Moya, Estanislao; Moratal, David (Springer-Verlag, 2018-11)

[EN] Objective To examine the capability of MRI texture analysis to differentiate the primary site of origin of brain metastases following a radiomics approach. Methods Sixty-seven untreated brain metastases (BM) were ...
DOES LISTENING TO LIVE MUSIC DURING HEMODIALYSIS SESIONS AFFECT THE QUALITY OF LIFE?

Serrano, Miriam; Garcia-Testal, Alicia; Rico-Salvador, Inmaculada; Carrascosa López, Conrado; Ortiz Ramón, Rafael; Villalon Coca, Javier; Royo-Maicas, Pilar; García-Maset, Rafael (Oxford University Press, 2021-06-08)
Estudio de intervención para comprobar el efecto de la música clásica en directo durante hemodiálisis sobre la calidad de vida de pacientes con enfermedad renal crónica

Serrano Soliva, Miriam; Rico Salvador, Inmaculada; Garcia Testal, Alicia; Carrascosa López, Conrado; Ortiz Ramón, Rafael; Villalón Coca, Javier; García Maset, Rafael (Elsevier, 2022-09-07)

[EN] Introduction and objective Music has been closely linked to medicine since ancient times, and has brought numerous benefits to the health of patients. Patients with chronic kidney disease undergoing hemodialysis (HD) ...
Estudio de parámetros de textura mediante técnicas de aprendizaje máquina para la detección temprana de la enfermedad de Alzheimer en imágenes de resonancia magnética

Giménez Arias, Carolina (Universitat Politècnica de València, 2018-09-04)

[ES] La enfermedad de Alzheimer (EA) es una enfermedad neurodegenerativa que se caracteriza por un deterioro cognitivo y conductual de inicio insidioso y progresivo de aparición en la edad adulta, y que es responsabl ...
Glioblastomas and brain metastases differentiation following an MRI texture analysis-based radiomics approach

Ortiz-Ramón, Rafael; Ruiz-España, Silvia; Molla-Olmos, Enrique; Moratal, David (Elsevier, 2020-08)

[EN] Purpose: To evaluate the potential of 2D texture features extracted from magnetic resonance (MR) images for differentiating brain metastasis (BM) and glioblastomas (GBM) following a radiomics approach. Methods: This ...
Herramienta para la realización de histologías virtuales cardíacas mediante el análisis de microimágenes de resonancia magnética

Ortiz Ramón, Rafael (Universitat Politècnica de València, 2015-01-26)

El objetivo de este proyecto es el desarrollo de una herramienta software intuitiva asistida por ordenador y basada en MATLAB para reproducir las funciones de una histología virtual sobre microimágenes de Resonancia Magnética ...
Identification of the presence of ischaemic stroke lesions by means of texture analysis on brain magnetic resonance images

Ortiz-Ramón, Rafael; Valdés Hernández, Maria del C.; González-Castro, Victor; Makin, Stephen; Armitage, Paul A.; Aribisala, Benjamin S.; Bastin, Mark E.; Deary, Ian J.; Wardlaw, Joanna M.; Moratal, David (Elsevier, 2019-06)

[EN] Background: The differential quantification of brain atrophy, white matter hyperintensities (WMH) and stroke lesions is important in studies of stroke and dementia. However, the presence of stroke lesions is usually ...
Impact of an intradialysis virtual-reality-based exercise program on healthcare resources expenditure: a micro-costing analysis

García-Testal, Alicia; Martínez-Olmos, Francisco José; Gil-Gómez, José-Antonio; Villalón-Coca, Javier; Ortiz-Ramón, Rafael; Cana-Poyatos, Alicia; García-Maset, Rafael; Segura-Ortí, Eva (BioMed Central, 2022-06-27)

[EN] Background Engagement in exercise by haemodialysis (HD) patients has been shown to generate benefits both in terms of improved functional capacity and in the health-related quality of life. The use of non-immersive ...
Magnetic Resonance MicroImaging of a Swine Infarcted Heart: Performing Cardiac Virtual Histologies

Ortiz Ramón, Rafael; Morales, José Manuel; Ruiz España, Silvia; Bodi, Vicente; Monleón, Daniel; Moratal Pérez, David (2015)

The aim of this study is to develop a computer-aided intuitive software tool based on MATLAB to reproduce the functions of a virtual histology over Magnetic Resonance (MR) microimages of small samples of swine's infarcted ...
MRI texture-based radiomics analysis for the identification of altered functional networks in alcoholic patients and animal models

Ruiz-España, Silvia; Ortiz-Ramón, Rafael; Pérez-Ramírez, María Úrsula; Díaz-Parra, Antonio; Ciccocioppo, Roberto; Bach, Patrick; Vollstädt-Klein, Sabine; Kiefer, Falk; Sommer, Wolfgang H.; Canals, Santiago; Moratal, David (Elsevier, 2023-03)

[EN] Alcohol use disorder (AUD) is a complex condition representing a leading risk factor for death, disease and disability. Its high prevalence and severe health consequences make necessary a better understanding of the ...
Radiomics for diagnosis and assessing brain diseases: an approach based on texture analysis on magnetic resonance imaging

Ortiz Ramón, Rafael (Universitat Politècnica de València, 2019-04-08)

[ES] En los últimos años, los investigadores han intentado explotar la información de las imágenes médicas a través de la evaluación de parámetros cuantitativos para ayudar a los clínicos con el diagnóstico de enfermedades. ...
Radiomics in Alzheimer's Disease: seeking new imaging biomarkers to identify the early stages of the disease

Ortiz-Ramón, R.; Moratal, David (DI Europe Ltd, 2019-09)

[EN] The valuable intrinsic information contained in many medical images has been under-exploited for too long. Now, new and rapidly developing technological advances for the acquisition of high-quality images and the ...
The effectiveness of live music in reducing anxiety and depression among patients undergoing haemodialysis. A randomised controlled pilot study

Serrano Soliva, Miriam; Carrascosa López, Conrado; Rico Salvador, Inmaculada; Ortiz Ramón, Rafael; Villalon Coca, Javier; García Maset, Rafael; Garcia Testal, Alicia (Public Library of Science, 2024-08-26)

[EN] Background Anxiety and depression are highly prevalent disorders among individuals undergoing chronic haemodialysis. For patients with kidney disease, the haemodialysis process often exacerbates these conditions. This ...
Workshop on reconstruction schemes for magnetic resonance data: summary of findings and recommendations

Ozturk-Isik, Esin; Marshall, Ian; Filipiak, Patryk; Benjamin, Arnold J. V.; Ones, Valia Guerra; Ortiz-Ramón, Rafael; Valdes Hernandez, Maria del C. (The Royal Society, 2017)

[EN] The high fidelity reconstruction of compressed and low-resolution magnetic resonance (MR) data is essential for simultaneously improving patient care, accuracy in diagnosis and quality in clinical research. Sponsored ...