Right single coronary artery as an incidental finding in Takotsubo syndrome and acute heart failure: Case report and review of the literature Joana Neiva, Marisa Passos Silva, Gustavo Pires-Morais, Adelaide Dias, Marta Ponte, Daniel Caeiro, José Pedro Braga, Nuno Ferreira, Vasco Ribeiro

Coronary artery fistulas: A 12-year single-center experience Sofia Torres, Mariana Vasconcelos, Marta Tavares Silva, Jorge Moreira, João Carlos Silva, Filipe Macedo

Single coronary artery presenting as acute myocardial infarction Alfonso Jurado-Román, Ignacio Sánchez-Pérez, Fernando Lozano-Ruíz-Poveda, Natalia Pinilla-Echeverri, María T. López-Lluva, Andrea Moreno-Arciniegas, Manuel Marina-Breysse, Jesús Piqueras-Flores