Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from earlier that day , increasing bibasal opacities with decrease in the lung volume , right greater than left . Right small pleural effusion has increased . Left small pleural effusion is stable . Moderate cardiomegaly . Mild pulmonary vascular congestion . No pneumothorax .
    OUTPUT:
    
Interval decrease in lung volumes with increasing small right effusion and basal atelectasis .