Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild cardiomegaly is noted . The hilar and mediastinal contours are normal . The lungs are well expanded and clear , without focal consolidation , pleural effusion or pneumothorax . There is no evidence of pulmonary edema . A left chest wall AICD device is seen , with single lead in the right ventricle .
    OUTPUT:
    
Mild cardiomegaly . No other acute abnormality .