Alvaro Dubois-Silva1, Cristina Barbagelata-Lopez2. 1. Department of Internal Medicine, Complexo Hospitalario Universitario A Coruna, As Xubias 84, 15006, A Coruna, Spain. alvarodibua@gmail.com. 2. Department of Internal Medicine, Complexo Hospitalario Universitario A Coruna, As Xubias 84, 15006, A Coruna, Spain.