Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right internal jugular central venous catheter tip terminates in the region of the mid SVC . Heart size is normal . Atherosclerotic calcifications are noted within the aortic arch and descending thoracic aorta . Calcified mediastinal lymph nodes are present suggestive of prior granulomatous disease . Hilar contours are normal . No focal consolidation , pleural effusion or pneumothorax is identified . No pulmonary edema is visualized . 18 mm nodular opacification overlying the right mid lung field appears to contain a central area of calcification and may reflect a hamartoma . No acute osseous abnormality is detected .
    OUTPUT:
    
1 . Right internal jugular central venous catheter tip in the mid SVC . No pneumothorax . 2 . 18 mm nodular opacity in the right mid lung field for which comparison with prior imaging is suggested or consider chest CT for further assessment .