Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . There is slight unfolding of the thoracic aorta . The mediastinal and hilar contours are otherwise unremarkable . There are multiple nodular opacities in each lung , the most prominent of which projects over the left mid - to - upper lung with a rounded contour . There is no pleural effusion or pneumothorax . Mild degenerative changes are noted along the thoracic spine .
    OUTPUT:
    
No findings suggestive of congestive heart failure , but multiple nodular opacities , worrisome for malignancy , although other etiologies could be considered . Correlation with clinical history and chest CT are suggested if the etiology for these is unknown . Findings discussed with Dr . ___ at 1 : 10 am by telephone on ___ .