Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left upper lobe mass is again seen , minimally changed in appearance since the ___ radiograph , with two adjacent fiducial seeds . There is no superimposed pneumothorax , focal consolidation , or pleural effusion . The heart size remains top normal . The hilar and mediastinal contours are unchanged .
    OUTPUT:
    
No acute intrathoracic process . Specifically , no focal consolidation .