Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette is grossly stable to possibly slightly enlarged . There is stable prominence of the main pulmonary artery suggesting underlying pulmonary hypertension . No focal consolidation is seen . There is no large pleural effusion or pneumothorax . Mediastinal contours are stable .
    OUTPUT:
    
Stable appearance of the mediastinum with prominence of the main pulmonary artery , suggesting pulmonary hypertension . Mild cardiomegaly . No focal consolidation .