Browsing by Author "XX676804"

Now showing items 1-17 of 17

    • Alta frecuencia de anticuerpos anti-tiroperoxidasa (ATPO) positivos en sujetos adultos, sin patología ... 
      Lanas Montecinos, Alejandra; Letelier, Carolina; Caamaño, Edgardo; Massardo Vega, Lucía; González Espinoza, Patricio; Araya, A. Verónica (2010)
      Background: Anti-thyroid peroxidase antibodies have a pathogenic role in Hashimoto thyroiditis. Between 10 and 19% of individuals without thyroid disease have positive titers of these antibodies. Aim: To study the frequency ...
    • Análisis de falsos negativos en la cintigrafía SPECT de paratiroides con sestamibi en pacientes con ... 
      Paillahueque Velásquez, Gabriela; Massardo Vega, Lucía; Barberán Manríquez, Marcela; Gerson, Ocares; Gallegos Méndez, Iván; Toro Cabrera, Luis; Araya Quintanilla, Aída Verónica (Sociedad Médica de Santiago, 2017)
      Background: 99mTc-sestamibi parathyroid SPECT scintigraphy is a useful tool in the pre-operative study of hyperparathyroidism. False negatives (FN) have been reported in 5.7-14% of the examinations. Aim: To characteriz ...
    • Caracterización de la perfusión cerebral bajo dependencia alcohólica con tomografía SPECT-Tc99mEC 
      Cárdenas Lillo, Claudia; Roa Nova, David (Universidad de Chile, 2000)
    • Chilean experience with the use of F-18-deoxyglucose positron emission tomography 
      Massardo Vega, Lucía; Jofré M., Josefina; Sierralta, Paulina; Canessa, José; González Espinoza, Patricio; Humeres, Pamela; Valdebenito, Robert (2007)
      Background: Clinical oncology is the main application of F-18- deoxyglucose (FDG) positron emission tomography (PET). Aim: To evaluate the first 1, 000 patients studied with FDG PET in Chile. Material and methods: Retrospective ...
    • Comprehensive auditing in nuclear medicine through the international atomic energy agency quality management ... 
      Dondi, Maurizio; Torres, Leonel; Marengo, Mario; Massardo Vega, Lucía; Mishani, Eyal; Ellmann, Annare Van Zyl; Solanki, Kishor; Delaloye, Angelika Bischof; Estrada Lobato, Enrique; Núñez Miller, Rodolfo; Paez, Diana; Pascual, Thomas (Elsevier, 2017)
      An effective management system that integrates quality management is essential for a modem nuclear medicine practice. The Nuclear Medicine and Diagnostic Imaging Section of the International Atomic Energy Agency (IAEA) has ...
    • Comprehensive auditing in nuclear medicine through the international atomic energy agency quality management ... 
      Dondi, Maurizio; Torres, Leonel; Marengo, Mario; Massardo Vega, Lucía; Mishani, Eyal; Ellmann, Annare Van Zyl; Solanki, Kishor; Delaloye, Angelika Bischof; Estrada Lobato, Enrique; Núñez Miller, Rodolfo; Barajas Ordonez, Felix; Paez, Diana; Pascual, Thomas (Elsevier, 2017)
      The International Atomic Energy Agency has developed a program, named Quality Management Audits in Nuclear Medicine (QUANUM), to help its Member States to check the status of their nuclear medicine practices and their ...
    • Correlación interobservadores en interpretación de SPECT de perfusión con 99mTc-sestamibi en infarto agudo ... 
      Massardo Vega, Lucía; Lavados, H.; Jaimovich, Rodrigo; Herrera Videla, Emilio; Quevedo, L.; Alfaro, L.; Assef, V.; Coll, C.; Velásquez, C.; Pereira, M. E.; Olea, E.; Quintana, Juan Carlos (Elsevier Science, 2008-03)
      Introducción y objetivos. La interpretación de la tomografía de emisión de fotón único (SPECT) de perfusión miocárdica requiere conocer la reproducibilidad de la técnica. El objetivo fue analizar la correlación ...
    • Descripción de los hallazgos en el perfil lipídico y proteico de pacientes dependientes a cocaína, en ... 
      Massardo Vega, Lucía; Araya, A. Verónica; Ibáñez, Carlos; Véliz Uribe, Jonathan; Fernández, René; Jaimovich, Rodrigo; Pallavicini, Julio; Chandía, Rolando; Pereira, Karla; Pereira, Jaime (Sociedad Médica de Santiago, 2015)
      Background: Chronic cocaine users develop multiple potentially lethal ischemic vascular complications associated with accelerated atherosclerosis. Aim: To assess biochemical and lipid profiles among cocaine dependent ...
    • Effect of cardiac resynchronization therapy on septal perfusion and septal thickening: association with ... 
      Patel, C.; Kalaivani, M.; Karthikeyan, G.; Peix, A.; Kumar, A.; Massardo Vega, Lucía; Jiménez Heffernan, A.; Mesquita, C. T.; Pabón, M.; Butt, S.; Alexanderson, E.; Marín, V.; Morozova, O.; Páez, D.; García, E. V. (Springer, 2020)
      Background We evaluated the effect of cardiac resynchronization therapy (CRT) on septal perfusion and thickening at 6 months post implantation assessed on Tc99m-MIBI Gated myocardial perfusion SPECT (GMPS).We also studied ...
    • Effect of Statins on Brain Perfusion in Major Depression as an Addition to Standard Therapy. SPM Analysis ... 
      Massardo Vega, Lucía; Quintana, J.; Pereira, J.; Sáez, C.; Risco Neira, Luis; Corral Zavala, Sebastián; Olivares, N.; Spuler, J.; Castro G, Carmen Gloria; Vicentini, D.; Riedel, B.; Valenzuela, G.; Villa, C. (Springer, 2020)
    • Estratificación de riesgo de enfermedad coronaria con métodos isotópicos. Estado actual de la práctica clínica 
      Massardo Vega, Lucía; Alarcón, L.; Spuler, J. (Elsevier, 2017)
      Se discute el uso actual de los radioisótopos para la evaluación de la enfermedad coronaria con relación a otras técnicas disponibles. La revisión se centra en la estratificación de riesgo de enfermedad coronaria mediante ...
    • Motion correction and myocardial perfusion SPECT using manufacturer provided software. Does it affect image ... 
      Massardo Vega, Lucía; Jaimovich, Rodrigo; Faure, Ricardo; Muñoz, Manuel; Alay, Rita; Gatica Rossi, Héctor (Springer, 2010)
      Purpose Myocardial perfusion SPECT is an excellent tool for the assessment of coronary artery disease (CAD); however, it is affected by several artifacts, such as patient motion during acquisition, which increases ...
    • Seguimiento clínico en pacientes con buena capacidad metabólica en la prueba de esfuerzo con SPECT miocárdico 
      González, Javiera; Prat Martorell, Hernán; Swett, Eduardo; Berrocal, Isabel; Fernández, René; Zhindon, Juan Pablo; Castro, Ariel; Massardo Vega, Lucía (Sociedad Médica de Santiago, 2015)
      Background: The evaluation of coronary artery disease (CAD) can be performed with stress test and myocardial SPECT tomography. Aim: To assess the predictive value of myocardial SPECT using stress test for cardiovascular ...
    • Síndrome de Tako-Tsubo: caso clínico 
      Rau, Carlos M.; Kauffmann, Max; Rau Lertora, Carlos; Cereceda, Mauricio; Castro, Gabriel; Massardo Vega, Lucía (SOC MEDICA SANTIAGO, 2011-03)
      Tako-Tsubo syndrome resembles an acute myocardial infarction in symptoms, laboratory parameters and electrocardiographic changes. However, angiography does not show evidence of coronary occlusion, and typically an apical ...
    • SPECT miocárdico en preoperatorio de patología vascular periférica. Cambio de conducta en diabético ... 
      Castro M., Gabriel; Rodríguez D., Daniel; Dussaillant Nielsen, Gastón; Massardo Vega, Lucía (Hospital Clínico Universidad de Chile, 2010)
      Patients undergoing non cardiac surgery are at high risk of perioperative cardiac events. Those with peripheral arterial disease have important risk factors. Non invasive preoperative cardiac risk radionuclide assessment ...
    • Utilidad de la deoxiglucosa marcada con flúor-18 (FDG) en el manejo de los linfomas 
      Massardo Vega, Lucía; Canessa, José; Jofré M., Josefina; González Espinoza, Patricio; Humeres A., Pamela; Sierralta G., Paulina (SOC MEDICA SANTIAGO, 2006-07)
      Positron emission tomography (PET) with fluorine-18 labeled deoxyglucose (FDG) is useful in the management of lymphomas. In this review, some general concepts of this metabolic test are defined. It has an excellent diagnostic ...
    • Valores normales de captación de 131Yodo de 2 y 24 horas 
      González Espinoza, Patricio; Carmona C., Alberto R.; Araya Quintanilla, Aída Verónica; Miranda F., Karina; Massardo Vega, Lucía; Jiménez R., Beatriz; Jaimovich, Rodrigo; Gatica Rossi, Héctor (SOC MEDICA SANTIAGO, 2008-10)
      Background: Radiolabeled ioding uptake is a useful tool in the study of thyroid diseases. Aim: To obtain normal values for (131)Iodine thyroid uptake in health volunteers. Material and methods: A total of 105 subjects were ...