Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior film and allowing for technical differences , the CHF findings the appear considerably improved . Mild thickening of the minor fissure and slight peribronchial thickening remains visible . Small pleural effusions are seen posteriorly , new compared with ___ . Irregular density projecting over the heart is again noted , less pronounced than on the prior film . In fact , the appearance is similar to the ___ . Metallic structures , possibly embolization coils , again noted over the liver .
    OUTPUT:
    
Atelectasis in lingula again noted . The possibility of an early pneumonic infiltrate can not be entirely excluded . However , appearances are less pronounced than on the film obtained earlier the same day , with that likely due to improvement in the CHF findings .