Graduation in Medicine at the Federal University of Santa Maria in 1973. Residency in Gastroenterology completed in 1975. Master's degree (1996) and a doctorate (2000) in Medicine at the Federal University of Rio Grande do Sul. Post-doctorate at the National Institute of Cancer / NIH, United States of America (2004). Full Professor at the Department of Clinical Medicine, Universidade Federal de Santa Maria Deputy Director of the Health Sciences Center at the Federal University of Santa Maria. Professor at the Graduate Program: Gastroenterology and Hepatology at the Federal University of Rio Grande do Sul. Collaborating researcher at the Upper Gastrointestinal Cancers Research Group of the Division of Cancer Epidemiology and Genetics, NCI / NIH (USA). Clinical experience in Gastroenterology and Digestive Endoscopy. Research field: carcinogenesis and early diagnosis of esophageal and gastric cancer.