Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal and hilar contours are normal . Right upper extremity PICC terminates in the upper SVC . Linear subsegmental right middle lobe atelectasis is seen . No consolidation , pleural effusion or pneumothorax is seen .
    OUTPUT:
    
Linear right middle lobe atelectasis . No pneumonia .