Browsing by Title Facultad de Medicina

Now showing items 11517-11536 of 12947

    • Syphilis, unusual cause of abdominal pain Sífilis, causa poco habitual de dolor abdominal 
      Navea, César; von Mühlenbrock, Christian; Cabello, Nicolás; Echeverría, Matías; Jiménez, Andrea; Poniachik Teller, Jaime (Ediciones Doyma, S.L., 2018)
    • Systematic approach for severe respiratory failure due to novel a (H1N1) influenza 
      Cornejo, R.; Tobar, E.; Díaz, G.; Romero, C.; Llanos, O.; Gálvez, L. R.; Zamorano, A.; Fábrega, L.; Neira, W.; Arellano, D.; Repetto, C.; Aedo, D.; Díaz, J. Carlos; González, R. (2011)
      Aim. In April 2009, a novel influenza A (H1N1) virus appeared in Mexico. It rapidly acquired the characteristics of a pandemic disease. Our objective is to present a case series of mechanically ventilated patients with ...
    • Systematic assessment of fluid responsiveness during early septic shock resuscitation: secondary analysis ... 
      Kattan, Eduardo; Ospina Tascón, Gustavo A.; Teboul, Jean-Louis; Castro, Ricardo; Cecconi, Maurizio; Ferri, Giorgio; Bakker, Jan; Hernández, Glenn (BMC, 2020)
      Background Fluid boluses are administered to septic shock patients with the purpose of increasing cardiac output as a means to restore tissue perfusion. Unfortunately, fluid therapy has a narrow therapeutic index, and ...
    • A systematic review of socioeconomic position in relation to asthma and allergic diseases 
      Uphoff, Eleonora; Cabieses, Baltica; Pinart, Mariona; Valdés, Macarena; Anto, Josep Maria; Wright, John (European Respiratory Soc Journals, 2015)
      The role of socioeconomic position (SEP) in the development of asthma and allergies is unclear, with some pointing to the risks of low SEP and other research pointing in the direction of higher SEP being associated with ...
    • Systematic review of the diagnostic validity of brief cognitive screenings for early dementia detection in ... 
      Custodio, Nilton; Duque, Lissette; Montesinos, Rosa; Alva Díaz, Carlos; Mellado, Martín; Slachevsky Chonchol, Andrea (Frontiers Media, 2020)
      Objectives:The aim of this study was to evaluate the validity of brief cognitive screening (BCS) tools designed to diagnose mild cognitive impairment (MCI) or dementia in Spanish-speaking individuals over the age of 50 ...
    • Systematic review: genetic, neuroimaging, and fluids biomarkers for frontotemporal dementia across Latin ... 
      Durán Aniotz, Claudia Andrea; Orellana, Paulina; Rodríguez, Tomas León; Henríquez, Fernando; Cabello, Victoria; Aguirre Pinto, María Francisca; Escobedo, Tamara; Takada, Leonel T.; Pina Escudero, Stefanie D.; López, Oscar; Yokoyama, Jennifer S.; Ibáñez, Agustín; Parra, Mario A.; Slachevsky Chonchol, Andrea Maria (Frontiers Media, 2021)
      Frontotemporal dementia (FTD) includes a group of clinically, genetically, and pathologically heterogeneous neurodegenerative disorders, affecting the fronto-insular-temporal regions of the brain. Clinically, FTD is ...
    • Systematic review: microRNAs as potential biomarkers in mild cognitive impairment diagnosis 
      Ogonowski, Natalia; Salcidua, Stefanny; León Albarracín, Tomás; Chamorro Veloso, Nayaret; Valls, Cristian; Avalos, Constanza; Bisquertt, Alejandro; Rentería, Miguel E.; Orellana, Paulina; Duran Aniotz, Claudia (Frontiers Media, 2022)
      The rate of progression from Mild Cognitive Impairment (MCI) to Alzheimer's disease (AD) is estimated at > 10% per year, reaching up to 80-90% after 6 years. MCI is considered an indicator of early-stage AD. In this context, ...
    • Systematics and evolutionary relationships of the mountain lizard Liolaemus monticola (Liolaemini): How ... 
      Torres Pérez, Fernando; Méndez, Marco A.; Benavides, Edgar; Moreno, Rodrigo A.; Lamborot, Madeleine; Palma, R. Eduardo; Ortiz, Juan Carlos (2009)
      The delimitation of species is a major issue in systematic biology and has been a re-emerging discipline in the last decade. A number of studies have shown that the use of multiple data sets is critical for the identification ...
    • Systematics, taxonomy and domestication of alpaca and llama: new chromosomal and molecular evidence 
      Marín, Juan C.; Zapata, Beatriz; González, Benito; Bonacic, Cristian; Wheeler, Jane C.; Casey, Ciara; Bruford, Michael W.; Palma, R. Eduardo; Poulin, Elie; Alliende Rodríguez, María Angélica; Spotorno Oyarzún, Ángel (2007)
      Four camelid species exist in South America: two wild, the guanaco (Lama guanicoe) and the vicuna (Victigna vicugna), and two domestic, the alpaca (Lama pacos) and the llama (Lama glama). However, the origin of the domestic ...
    • Systematics, taxonomy and domestication of alpaca and llama: New chromosomal and molecular evidence ... 
      Marín, Juan C.; Zapata, Beatriz; González, Benito A.; Bonacic, Cristian; Wheeler, Jane C.; Casey, Ciara; Bruford, Michael W.; Palma, R. Eduardo; Poulin, Elie; Alliende, M. Angélica; Spotorno, Ángel E. (2007)
      Four camelid species exist in South America: two wild, the guanaco (Lama guanicoe) and the vicuña (Vicugna vicugna), and two domestic, the alpaca (Lama pacos) and the llama (Lama glama). However, the origin of the domestic ...
    • SysteMetic screening of adult household contacts of patients with active pulmonary tuberculosis reveals ... 
      Balcells, ME; Carvajal, C; Fernandez, P; Ruiz-Tagle, C; Pizarro, A; Garcia, P; Pena, C; Cuevas, G; Naves, R (Sociedad Medica de Santiago, 2020)
    • Systemic absortion of bupivacaine and lidocaine in mixed epidural administration for cesarean section 
      Cerda,; Saavedra Saavedra, Iván; Lobos, S. (1993)
    • Systemic Injection of Kainic Acid Differently Affects LTP Magnitude Depending on its Epileptogenic Efficiency 
      Suárez, Luz M.; Cid, Elena; Gal, Beatriz; Inostroza, Marion; Brotons-Mas, Jorge R.; Gómez-Domínguez, Daniel; de la Prida, Liset Menéndez; Solís, José M. (2012)
      Seizures have profound impact on synaptic function and plasticity. While kainic acid is a popular method to induce seizures and to potentially affect synaptic plasticity, it can also produce physiological-like oscillations ...
    • Systemic lupus erythematosus impairs memory cognitive tests not affected by depression 
      Calderón, J.; Flores P., Jorge; Babul, M.; Aguirre, J. M.; Slachevsky Chonchol, Andrea; Padilla, O.; Scoriels, L.; Henríquez, C.; Cárcamo, C.; Bravo-Zehnder, M.; González, A.; Massardo, L. (SAGE Publications Ltd, 2014)
      Objective: Our aim was to assess the contribution of depression to cognitive impairment in patients with systemic lupus erythematosus (SLE). Methods: Clinical features, education, age, and Hospital Anxiety and Depression ...
    • Systemic oxidative stress and endothelial dysfunction is associated with an attenuated acute vascular ... 
      Gabrielli, Luigi; Castro, Pablo F.; Godoy, Ivan; Mellado, Rosemarie; Bourge, Robert C.; Alcaíno Gálvez, Hernán Alejandro; Chiong Lay, Mario; Greig, Douglas; Verdejo, Hugo; Navarro, Mario; Lopez, Rafael; Toro, Barbra; Quiroga, Clara; Díaz Araya, Guillermo; Lavandero González, Sergio; Garcia, Lo (2011)
      Background: Systemic endothelial dysfunction and increased oxidative stress have been observed in pulmonary arterial hypertension (PAH). We evaluate whether oxidative stress and endothelial dysfunction are associated with ...
    • Systemic sclerosis patients present alterations in the expression of molecules involved in B-cell regulation 
      Soto, Lilian; Ferrier, Ashley; Aravena Madariaga, Octavio; Fonseca, Elianet; Berendsen, Jorge; Biere, Andrea; Bueno, Daniel; Ramos, Verónica; Aguillón Gutiérrez, Juan Carlos; Catalán Martina, Diego (Frontiers Media, 2015)
      The activation threshold of B cells is tightly regulated by an array of inhibitory and activator receptors in such a way that disturbances in their expression can lead to the appearance of autoimmunity. The aim of this ...
    • Systemic synergism between codeine and morphine in three pain models in mice 
      Miranda, Hugo F.; Noriega, Viviana; Zepeda, Ramiro J.; Sierralta, Fernando; Prieto, Juan C. (Elsevier B.V., 2013)
      Background: The combination of two analgesic agents offers advantages in pain treatment. Codeine and morphine analgesia is due to activation of opioid receptor subtypes. Methods: This study, performed in mice using ...
    • Systemic toxocariasis in the adult patient Toxocariasis sistémica en el paciente adulto. 
      Rugiero,; Cabrera, Pablo; Ducach,; Noemi,; Viovy, (1995)
      We report a retrospective review of eight patients (one male), aged 19 to 31 years old, with systemic toxocariasis (visceral larva migrans), seen at the Salvador Hospital of Santiago. Four cases had heart involvement, three ...
    • Systemic vascular cell adhesion molecule-1 predicts the occurrence of post-operative atrial fibrillation 
      Verdejo, Hugo; Roldán, Juan; García Nannig, Lorena; Del Campo, Andrea; Becerra, Elia; Chiong Lay, Mario; Mellado, Rosemarie; Garcia, Amalia; Zalaquett Sepúlveda, Ricardo; Braun, Sandra; Garayar, Bernardita; Gonzalez, Sergio; Lavandero González, Sergio; Corbalán, Ramón (2011)
      Background: Post-operative atrial fibrillation occurs in 30% of patients after on-pump heart surgery and is associated to elevated inflammatory markers. We have evaluated if the systemic biomarkers of inflammation and ...
    • Systemic vasculitis associated with Fasciola hepatica infection 
      Llanos, Carolina; Soto Sáez, Lilian; Sabugo Siraqyan, María Francisca; Gallegos, I.; Valenzuela Letelier, Omar; Verdaguer, J.; Cuchacovich Turteltaub, Miguel (TAYLOR & FRANCIS AS, 2006-04)
      We report the case of a 50-year-old man who presented with systemic vasculitis associated with Fasciola hepatica infection. The patient presented with severe skin, kidney, spleen, ophthalmic, and neurological compromise. ...