Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are low lung volumes and mild to moderate pulmonary vascular congestion . Linear left mid to lower lung atelectasis / scarring is again seen . No large pleural effusion is seen . There is no evidence of pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Low lung volumes with likely pulmonary vascular congestion .