Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . Low lung volumes result in bronchovascular crowding . There is no focal consolidation , pleural effusion , or pneumothorax . Perihilar fullness and azygos distension in the setting of cardiomegaly is probably due to mild heart failure . Mediastinal silhouette is stable .
    OUTPUT:
    
No pneumonia . Mild heart failure .