Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is rotated slightly to the right . Trachea and other mediastinal structures are unremarkable . There is cardiomegaly . There is evidence of an enlarged left atrium . There is also evidence of an enlarged pulmonary artery which may be reflective of pulmonary hypertension . There is presence of a left upper chest device , with single lead tip projecting over the right ventricle as on prior examination . Also seen is a right upper lobe calcified granuloma , not significantly changed as compared to prior film . No pneumothoraces or effusions seen .
    OUTPUT:
    
1 . Normal single lead placement with tip overlying the right ventricle . 2 . Evidence of enlarged pulmonary artery and enlarged left atrium . 3 . Stable right upper lobe lesion likely representing calcified granuloma , otherwise clear lung fields .