Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are relatively low lung volumes , which accentuate the bronchovascular markings . Given this , there may be mild pulmonary vascular congestion . No definite focal consolidation is seen . There is no pleural effusion or evidence of pneumothorax . The cardiac silhouette is top - normal . The aorta is slightly tortuous .
    OUTPUT:
    
Relatively low lung volumes , which accentuate the bronchovascular markings . Given this , there may be mild pulmonary vascular congestion .