Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is unchanged . The aorta remains mildly tortuous . Mediastinal contour is similar . Enlargement of the right hilum is unchanged , compatible with underlying dilatation of the right pulmonary artery . Pulmonary vasculature is not engorged . Blunting of the left costophrenic angle is compatible with chronic pleural thickening . No focal consolidation , pleural effusion , or pneumothorax is seen . There are moderate multilevel degenerative changes noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary process . Chronic enlargement of the right pulmonary artery compatible with pulmonary arterial hypertension . Chronic left basal lateral pleural thickening .