Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient 's overlying chin partially obscures the medial lung apices . Right middle lobe linear atelectasis / scarring is again seen . No definite focal consolidation is identified . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are stable and unremarkable .
    OUTPUT:
    
No significant interval change . Again seen linear right middle lobe atelectasis / scarring without significant change from the prior study .