Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly has been stable compared to exams dating back to ___ . The hilar and mediastinal contours are normal . Linear atelectasis in the mid left lung is re - demonstrated . There is no pleural effusion or pneumothorax . The visualized osseous structures are unremarkable .
    OUTPUT:
    
No focal consolidations concerning for pneumonia identified . Stable mild cardiomegaly .