Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP view of the chest shows mild cardiomegaly , increased compared to the prior study . Mild widening of the mediastinum is also noted , which may reflect fullness of the distal azygos vein . There is a increased right - sided pleural effusion . Pleural thickening at the right lung base is again noted . There is no pneumothorax . Mild - to - moderate pulmonary edema is seen . There is no focal consolidation concerning for pneumonia .
    OUTPUT:
    
No evidence of pneumonia . Increased right pleural effusion with mild cardiomegaly and pulmonary edema .