Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes and portable technique severely limits assessment of the lung parenchyma . Known left anterior chest wall mass with rib destruction is seen to better detail on recent CT of ___ . Nonspecific linear left basilar opacity probably represents atelectasis in this setting . Remainder of visualized lungs are grossly clear and have been more fully evaluated by a recent chest CT . Postoperative changes are noted in the left chest wall and abdomen .
    OUTPUT:
    
Technically limited exam due to low lung volumes demonstrating no acute lung abnormality . Known left anterior chest wall mass has been more fully evaluated by recent chest CT