Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient 's thoracic spine is markedly kyphotic . There is stable elevation of the right hemidiaphragm and enlargement of the right pulmonary artery . An air space opacity at the base of the right lung could represent atelectasis or infection in the appropriate clinical setting . The heart is moderately enlarged and the aorta is tortuous . There is no evidence of pulmonary edema . There is no pneumothorax or pleural effusion identified .
    OUTPUT:
    
Right basal opacity likely represents atelectasis however infection should be considered in the appropriate setting . Markedly kyphotic thoracic spine .