Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is stable enlargement of the cardiac silhouette . There may be minimal elevation of pulmonary venous pressure . However , there is no focal consolidation , pleural effusion , or pneumothorax . The osseous structures are unremarkable .
    OUTPUT:
    
1 . No evidence of pneumonia . 2 . Stable enlargement of the heart with minimal elevation of pulmonary venous pressure .