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 . Mediastinal and hilar contours are unremarkable . There is minimal lingular atelectasis / scarring . No focal consolidation seen . No pleural effusion or pneumothorax .
    OUTPUT:
    
Mild cardiomegaly . Cardiac silhouette appeared increased in size since the prior study , but similar in appearance to ___ . . No pulmonary edema or focal consolidation .