Peer-Reviewed Publication
Arq Bras Cardiol2026;123(2):e20250003.February 1, 2026Journal Article
Implantation of Pacemakers in Patients with Chagas disease: A Case-Control Study of Associated Contextual Factors and Prognosis.
Sâmara Fernandes Leite1, Maria Carmo Pereira Nunes2, Cesar Augusto Taconeli3, Mathaus Henrique Reis Silva1, Dardiane Santos Cruz1, Lea Campos Oliveira4, Ester Cerdeira Sabino4, Marco Paulo Tomáz Barbosa5, Antonio Luis Pinho Ribeiro2, Ariela Mota Ferreira1, Desirée Sant'Ana Haikal1
1Programa de Pós Graduação em Ciências da Saúde, Universidade Estadual de Montes Claros (UNIMONTES), MG - Brasil.
2Departamento de Clínica Médica, Faculdade de Medicina, e Centro de Telessaúde e Serviço de Cardiologia e Cirurgia Cardiovascular, Hospital das Clínicas, Universidade Federal de Minas Gerais, Belo Horizonte, MG - Brasil.
3Departamento de Estatística, Universidade Federal do Paraná, Curitiba, PR - Brasil.
4Instituto de Medicina Tropical da Faculdade de Medicina da Universidade de São Paulo - USP,São Paulo, SP - Brasil.
5Serviço de Cardiologia e Cirurgia Cardiovascular, Hospital das Clínicas, Universidade Federal de Minas Gerais, Belo Horizonte, MG - Brasil.
Abstract
BACKGROUND: Chronic Chagas cardiomyopathy (CCC) is the most severe manifestation of Chagas disease and may present with bradyarrhythmias requiring pacemaker (PM) implantation.
OBJECTIVE: 1. To identify contextual factors associated with PM implantation among individuals with CCC. 2. To assess the prognosis (death) in these groups over a 4-year follow-up period.
METHOD: 1. Nested case-control stu…
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