A new typical finding in late gadolinium enhanced images for the diagnosis of endomyocardial fibrosis - the double V sign by Salemi Vera M, Filho, Kalil Roberto, Villa Alexandre V, Ribeiro Mario S, Moreira Valeria M, Cabeda Estevan V, Zancaner Leonardo F, Mochiduky Roberta I, Carneiro Adriano C, Mady Charles, Rochitte Carlos E