Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal opacity to suggest pneumonia is seen . No pleural effusion , pulmonary edema or pneumothorax is present . The heart size is within normal limits . There is tortuosity of the aorta . There is suggestion of possible lucencies in the posterior ribs , for example left posterior eighth rib , incompletely evaluated .
    OUTPUT:
    
1 . No evidence of acute cardiopulmonary process . 2 . Possible lucencies in left posterior ribs . These could be further evaluated with bony detail radiographs of the posterior ribs . Findings discussed with Dr . ___ at 7 :40 am ___ .