Cancer Mediastinal Mass Cancer presenting as a Mediastinal Mass79 year old male presenting with a mediastinal mass as a manifestation of lung cancer with no obvious primary parenchymal lesion.CXR shows a mass like lesion to the right of the superior mediastinum confirmed as a mass on axial and coronal CT imaging. No lung masses were identified. Noted liver metastases on the coronal projectionAshley Davidoff MD TheCommonVein.net134399c Links and References TCV Cancer Map Cancer Cases Smoking Related Diseases Map Map of Nodules