Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest were obtained . The lungs remain hyperinflated . Slight blunting of the posterior costophrenic angles may be due to trace pleural efffusions . Evidence of a hiatal hernia is again seen . Left base linear streaky opacity is most likely due to atelectasis . The cardiac and mediastinal silhouettes are stable with the cardiac silhouette top normal to mildly enlarged and the aorta calcified and tortuous . Right paratracheal density is again seen , most likely due to vascular structures and is stable .
    OUTPUT:
    
Hyperinflated lungs suggesting chronic obstructive pulmonary disease . Trace bilateral pleural effusions .