Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrate slightly decreased inspiratory lung volumes with lower lobe opacification likely related to bronchovascular crowding , greater on the right than the left . No focal consolidation concerning for pneumonia , pleural effusion , or pneumothorax is detected . The pulmonary vasculature is not engorged . The cardiac silhouette appears increased in size compared to the prior radiograph of ___ , which may be related in part to low inspiratory lung volumes . The mediastinal contours are within normal limits . The trachea is midline . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Clear lungs . Apparent increased heart size from ___ be due in part to low lung volumes .