Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views of the chest demonstrate low lung volumes with resultant bronchovascular crowding and prominence of the cardiomediastinal silhouette . Moderate cardiomegaly is unchanged in is accompanied by pulmonary vascular redistribution . No focal consolidation , pleural effusion , or pneumothorax is identified . There may be mild vascular congestion . The visualized upper abdomen is unremarkable .
    OUTPUT:
    
Cardiomegaly and pulmonary vascular congestion .