Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Prominent epicardial fat pad is seen at the right cardiophrenic angle . The aorta is mildly tortuous . Remainder the mediastinal and hilar contours are within normal limits . Pulmonary vasculature is not engorged . No focal consolidation , pleural effusion or pneumothorax is identified . A 9 mm nodular opacity projects over the left lung base , but is not well localized on the lateral view . No acute osseous abnormality is identified .
    OUTPUT:
    
1 . No acute cardiopulmonary abnormality . 2 . 9 mm left basilar nodular opacity . Chest CT should be considered for further assessment .