Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear however mildly underinflated . There is no consolidation or pleural effusion . No pneumothorax . There is mild cardiomegaly . Mediastinal contours are normal . There is no osseous abnormality .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Mild stable cardiomegaly .