Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There relatively low lung volumes . No focal consolidation is seen . There is slight blunting of the bilateral costophrenic angles , similar to prior which may be due to overlying soft tissue versus trace pleural effusion . No pulmonary edema is seen . The cardiac and mediastinal silhouettes are stable to slightly less prominent compared to the prior study .
    OUTPUT:
    
No focal consolidation to suggest pneumonia . Slight blunting of the bilateral costophrenic angles , similar to prior , may be due to overlying soft tissue vs trace pleural effusion not excluded .