Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right pigtail catheter is in the right lower lobe with tip ending at the level of the right atrium . No bony abnormality . Left lung is clear without pleural effusion . Interval clearing of right upper lobe . No change in right lower lobe ill - defined opacity . Multiple lung nodules noted and are better characterized on chest CT . No pleural effusion , pneumothorax or pulmonary edema . Heart size , mediastinal contour and left hilum are normal . Right hilum is obscured by the pleural parenchymal process .
    OUTPUT:
    
1 . No significant change in right lower lobe opacity which may be residual hematoma at biopsy site . 2 . Interval improvement in pulmonary edema .