Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is again mild to moderately enlarged . A large hiatal hernia is again present with a relative elevation of the left hemidiaphragm and streaky adjacent lung opacities , suggesting associated atelectasis that is unchanged . A small eventration is noted along the right hemidiaphragm . There is no definite pleural effusion or pneumothorax . Mild degenerative changes are similar along the thoracic spine .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease . Large hiatal hernia .