Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Sternotomy wires are intact . Right apical opacity is again noted , which appears more conspicuous compared to ___ , although patient rotation limits comparison . Mild bibasilar opacities are likely atelectasis . There is no pneumothorax or pleural effusion . Cardiac silhouette is mildly enlarged . There is no evidence of pulmonary edema .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . Right apical opacity appears more conspicuous compared to ___ . Chest CT is recommended for further evaluation to differentiate focal scarring from a slowly growing malignancy arising within an area of scar .