Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are provided . There is prominence of the mediastinum with a lobulated left mediastinal border which when compared with the prior CT of the chest is reflective of known fusiform aneurysm of the descending thoracic aorta . There is no focal consolidation , effusion , or pneumothorax . There is a nodular density projecting in the right suprahilar region on the frontal view measuring approximately 1 .9 x 2 .7 cm , new from ___ and previously seen on CT remains concerning for malignancy . The left lower lobe nodular opacity , better seen on prior CT can not be clearly seen today . No superimposed pneumonia , effusion or pneumothorax . No free air below the right hemidiaphragm . No pneumomediastinum . No pneumothorax . Bony structures are intact .
    OUTPUT:
    
1 . Right upper lobe nodule remains concerning for malignancy . 2 . Lobular left mediastinal border compatible with known fusiform aneurysm of the descending thoracic aorta . 3 . No free air below the right hemidiaphragm .