Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Lungs are clear . Eventration of the right hemidiaphragm again noted . Unfolded thoracic aorta with top normal heart size noted . No pleural effusion or pneumothorax . Bony structures appear intact .
    OUTPUT:
    
No signs of pneumonia or other acute intrathoracic process .