Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A curved opacity projecting over the right lung , presumably outside of the patient , limits optimal evaluation of this area . Slightly low lung volumes are similar to ___ . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Left lung parenchymal opacities are improved from ___ . No pleural effusion or pneumothorax .
    OUTPUT:
    
1 . No acute deterioration or pneumothorax . 2 . Left lung parenchymal opacities are improved from ___ .