//index.css
.fadeOut {
opacity: 0;
transition: 0.5s;
}
var pacientes = document.querySelectorAll(".paciente");
var tabela = document.querySelector("table");
tabela.addEventListener("dblclick", function(event){
event.target.parentNode.classList.add("fadeOut");
setTimeout(function(){
event.target.parentNode.remove();
}, 500);
});