Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left lower lung nodule has completely resolved and there is now only a minimal linear atelectatic band . The lungs are otherwise clear . Mediastinal and cardiac contours are normal . There is no pneumothorax or pleural effusion . Right - sided PICC line ends in lower SVC .
    OUTPUT:
    
Left lower lung nodule has completely resolved . It was probably an area of atelectasis .