Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant change . The cardiac , mediastinal and hilar contours appear unchanged . An irregular opacity in the right upper lung appears unchanged . A moderate right - sided pleural effusion with associated presumed right basilar atelectasis also appears unchanged . A nipple shadow again projects over the left lower chest . Left - sided rib deformities are again noted .
    OUTPUT:
    
Stable appearance of the chest .