Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right apical pigtail pleural drainage catheter is unchanged in position alongside the mediastinum . There is no pneumothorax or pleural effusion . The lungs demonstrate mild bibasilar atelectasis , otherwise are unremarkable . No large pleural effusions are identified . Mild cardiomegaly , appears to have progressed compared to exams dated back to ___ . The visualized osseous structures are unremarkable .
    OUTPUT:
    
1 . No evidence of a pneumothorax . 2 . Mild cardiomegaly , which appears to have progressed compared to the exams dated back to ___ . ___ were d / w Dr . ___ by Dr . ___ by phone at 2p on the day of the exam .