Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate enlargement of the cardiac silhouette is unchanged . The mediastinal contour similar . Mild pulmonary edema is worse in the interval . Hilar contours are unchanged with prominence of the pulmonary artery suggestive of pulmonary arterial hypertension , as seen previously . Small bilateral pleural effusions are present . Atelectasis is seen in the lung bases without focal consolidation . No pneumothorax is present . Osseous structures are diffusely demineralized .
    OUTPUT:
    
Mild pulmonary edema and trace bilateral pleural effusions , worse from the previous study .