dic Arquivos Brasileiros de Cardiologia Imagem cardiovascular Arq Bras Cardiol: Imagem cardiovasc 2675-312X Sociedade Brasileira de Cardiologia eabc102 10.47593/2675-312X/20203304eabc102 Case Report Giant Coronary Fistula Between Circumflex Artery and Coronary Sinus: Initial Diagnosis by Echocardiography Fístula Coronária Gigante da Artéria Circunflexa para o Seio Coronariano: Diagnóstico Inicial por Ecocardiografia Feitosa Israel Nilton de Almeida 1 Sá Maria Rafaela Viana de 2 Andrade Jonas Silva 2 Gonzaga Ana Raquel Avelino Diniz 2 Department of Echocardiography Federal University of Campina Grande Campina Grande PB Department of Echocardiography, Federal University of Campina Grande, Campina Grande, PB; School of Medical Sciences of Campina Grande Campina Grande PB Brazil School of Medical Sciences of Campina Grande, Campina Grande, PB, Brazil. Mailing Address: Israel Nilton de Almeida Feitosa • Rua José Bonifácio, 67 – Apartamento 1202 - Centro – Campina Grande/PB. CEP 58400-250 E-mail: inafeitosa@hotmail.com

Authors’ contributions

Research conception and design: Feitosa INA; data collection: Feitosa INA; data analysis and interpretation: Feitosa INA; manuscript writing: Feitosa INA, Gonzaga ARAD, Andrade JS, and Sá MRV; critical review of the manuscript for important intellectual content: Feitosa INA; and collection of echocardiographic images: Feitosa INA.

Conflict of interest

The authors have declared that they have no conflict of interest.

 17 12 2021 Oct-Dec 2020 33 4 1 3 26 3 2020 31 3 2020 29 4 2020 This is an Open Access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Diagnosis Echocardiography Fistula