Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes remain low . There are innumerable bilateral scattered small pulmonary nodules which are better demonstrated on recent CT . Mild pulmonary vascular congestion is stable . The cardiomediastinal silhouette and hilar contours are unchanged . Small pleural effusion in the right middle fissure is new . There is no new focal opacity to suggest pneumonia . There is no pneumothorax .
    OUTPUT:
    
1 . Low lung volumes and mild pulmonary vascular congestion is unchanged . 2 . New small right fissural pleural effusion . 3 . No new focal opacities to suggest pneumonia .