Browsing by Author "Oyarzún, Amaya"

Now showing items 1-6 of 6

    • Avoiding small intestinal biopsies for diagnosis of celiac disease in children: a reliable strategy for all ... 
      Araya, Magdalena; Diaz, Julia; Oyarzún, Amaya; Lucero, Yalda; Alarcón, Teresa; Gonzalez, Monica; Canales, Paulina; Fierro, Liliana; Pérez Bravo, Francisco (Lippincott Williams & Wilkings, 2018)
      Background: Current reports applying ESPGHAN exception criteria (EEC) to diagnose celiac disease (CD) without duodenal biopsies indicate that a high percentage of patients with CD may be identified when applied correctly ...
    • Búsqueda activa de enfermedad celíaca en familiares de primer grado de casos celíacos 
      Bejares Cárdenas, Marcela; Oyarzún, Amaya; Lucero Álvarez, Yalda; Espinoza, Nelly; Bascuñán Gamboa, Karla; Araya, Magdalena (Sociedad Médica de Santiago, 2015)
      Active search of celiac disease (CD) among risk groups has significantly increased the scope of known clinical variants. Aim: To measure the frequency and clinical characteristics of CD among first degree relatives (FDR) ...
    • DQ2, DQ7 and DQ8 Distribution and Clinical Manifestations in Celiac Cases and Their First-Degree Relatives 
      Araya, Magdalena; Oyarzún, Amaya; Lucero Álvarez, Yalda; Espinosa, Nelly; Pérez Bravo, Francisco (MDPI AG, 2015)
      HLA-linked genes are relevant to celiac disease (CD); the potential genetic differences present worldwide are not fully understood. Previous results suggest that the distribution of HLA-DQ2/DQ7/DQ8 in Chile may differ from ...
    • Helicobacter pylori cagA + is associated with milder duodenal histological changes in chilean celiac patients 
      Lucero Álvarez, Yalda; Oyarzún, Amaya; O'Ryan Gallardo, Miguel; Valenzuela, Romina; Alcalde Ruíz, Elisa; Arce Fricke, Claudio; Farfán Urzúa, Mauricio; Vergara, Alejandra F.; Sandoval Gajardo, Iván Elías; Méndez, Jocelyn; Carrasco, Jorge; Ossa Alemparte, Juan; Pérez Bravo, Francisco; Castro Lebrero, Magdalena; Araya, Magdalena (Frontiers Media, 2017)
      Background: Mechanisms underlying the high clinical and histological diversity of celiac disease (CD) remain elusive. Helicobacter pylori (Hp) chronically infects gastric and duodenal mucosa and has been associated with ...
    • High concentrations of anti-caspase-8 antibodies in Chilean patients with type 1 diabetes 
      Oyarzún, Amaya; Lera Marques, Lydia; Codner Dujovne, Ethel; Carrasco, Elena; Pérez Bravo, Francisco (Elsevier, 2011)
      Introduction: Deregulation of apoptosis across the Fas–FasL pathway is an increasingly relevant phenomenon in the pathogenic mechanisms associated with autoimmune diseases. Caspase-8 initiates the activation of the ...
    • Niveles plasmáticos de citoquinas IL-1, IL2 e IL-4 en niños diabéticos tipo 1 de diagnóstico reciente y su ... 
      Pérez Bravo, Francisco; Oyarzún, Amaya; Carrasco Piña, Elena; Ángel Badillo, Bárbara; Albala Brevis, Cecilia; Santos, José Luis (SOC MEDICA SANTIAGO, 2004-04)
      Background: Type 1 diabetes is an organ specific autoimmune disease whose incidence is increasing worldwide. A functional imbalance in cytokine production resulting in dominance of T helper (Th1) over Th2-type response has ...