P Thomas1, C Doddoli, R Giudicelli, P Fuentes. 1. Department of Thoracic Surgery, Université Méditerranée (Aix-Marseille II) School of Medicine, Sainte Marguerite Hospital, 270 Boulevard Sainte Marguerite, 13274 Marseille Cedex 9, France. pathomas@mail.ap-hm.fr