Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The cardiac silhouette is mildly enlarged . The aorta is calcified and tortuous . Right paratracheal opacity is stable and may relate to vascular structures without mass effect seen on the trachea . The previously seen left - sided PICC is no longer seen . No focal consolidation , pleural effusion , or evidence of pneumothorax is seen .
    OUTPUT:
    
Mild enlargement of the cardiac silhouette . No focal consolidation seen .