Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is top normal but unchanged . Mediastinal and hilar contours are similar with aortic knob calcifications again demonstrated . There is no pulmonary vascular congestion . Bibasilar streaky airspace opacities are worse in the interval , and could reflect atelectasis or infection . No pleural effusion or pneumothorax is seen . Kyphosis of the mid thoracic spine with evidence of prior kyphoplasty of 2 adjacent compression fractures in the mid thoracic spine is re - demonstrated . Clips are noted in the left upper quadrant of the abdomen .
    OUTPUT:
    
Bibasilar airspace opacities could reflect worsening atelectasis or infection .