Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post bronchoscopy and biopsy of a right upper lobe mass . Surrounding ground - glass opacity most likely represents hemorrhage . Linear opacity in the left lung base is most consistent with atelectasis . There is no pleural effusion or pneumothorax . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
No pneumothorax . Ground - glass opacity surrounding the right upper lobe mass is most consistent with hemorrhage .