Viviane Tiemi Hotta et al. Marcelo Luiz Campos Vieira Daniela do Carmo Rassi Silvana Angelina D'orio Nishioka … Martino Martinelli Filho Wilson Mathias Jr
Cardiac resynchronization therapy consists of a promising treatment for patients with severe heart failure, but about 30% of patients do not exhibit clinical improvement with this procedure. However, approximately 10% of patients undergoing this therapy may have hyperresponsiveness, and three-dimensional echocardiography can provide an interesting option for the selection and evaluation of such patients.