Maria-Rosa Ghigna1, Peter Dorfmuller1, Élie Fadel2, Vincent Thomas de Montpréville1. 1. Department of Pathology, Marie Lannelongue Surgical Center, Le Plessis Robinson, France. 2. Department of Thoracic and Vascular Surgery and Heart-Lung Transplantation, Marie Lannelongue Surgical Center, Le Plessis Robinson, France.