Now showing items 1-17 of 17

    • 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 ...
    • 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 ...
    • Cárdenas Lillo, Claudia; Roa Nova, David (Universidad de Chile, 2000)
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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)
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...
    • 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 ...