1. Section of Radiology, Department of Surgery, University Hospital of Parma, Italy; Section of Cardiothoracic Imaging, Department of Radiology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA

2. Section of Cardiothoracic Imaging, Department of Radiology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.

3. Section of Radiology, Department of Surgery, University Hospital of Parma, Italy.

4. Section of Thoracic Surgery, Department of Surgery, University Hospital of Parma, Italy.