Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is no focal consolidation , pleural effusion or pneumothorax . Heart size is mildly enlarged . Mediastinal and hilar contours are unremarkable . No subdiaphragmatic free air . No acute osseous abnormalities identified .
    OUTPUT:
    
Mild cardiomegaly , without evidence of acute cardiopulmonary process .