Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest were provided . There is a small layering right pleural effusion which has increased from prior exam . Also noted is diffuse pulmonary ground - glass opacity which is likely reflective of mild pulmonary edema . The heart and mediastinal contour appear stable . There is no pneumothorax . No large left effusion is seen . The imaged osseous structures are intact .
    OUTPUT:
    
Small right pleural effusion , mild pulmonary edema .