Is autonomic function associated with left ventricular systolic function in Chagas heart disease patients undergoing treatment for heart failure?

• Published in: Revista da Sociedade Brasileira de Medicina Tropical
• Main Authors: Lotte Raadschilders, Manoel Otavio da Costa Rocha, Lidiane Sousa, Jan Nouwen, Antonio Luiz Ribeiro
• Format: Article in Journal/Newspaper
• Language: English; Spanish; Portuguese
• Published: Sociedade Brasileira de Medicina Tropical (SBMT) 2014
• Subjects: Chagas disease; Autonomic function; Valsalva index; Arctic medicine. Tropical medicine; RC955-962; Arctic; Rho
• Online Access: https://doi.org/10.1590/0037-8682-0013-2013; https://doaj.org/article/1dae63b38c9b4f008548dda89b1d53ec

Introduction The association between cardiac autonomic and left ventricular (LV) dysfunction in Chagas disease (ChD) is controversial. Methods A standardized protocol that includes the Valsalva maneuver, a respiratory sinus arrhythmia (RSA) test, and an echocardiographic examination was used. Spearm...