Commentary A critical electrocardiographic pattern in the age of cardiac biomarkers Eduardo Matos Vilela, Francisco Sampaio, Tiago Dias, Ana Raquel Barbosa, João Primo, Daniel Caeiro, Marlene Fonseca, Vasco Gama Ribeiro Abstract We have read with great interest the article by Abuarqoub et al., concerning an interesting finding associated with a Wellens’ pattern (1).