Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study from ___ , there are no significant changes . Multiloculated right lung collection extending up to the right apex is similar . Right lung base opacity with likely consolidation and / or atelectasis or aspiration is new . Left upper lung is clear . Minimal left lung base atelectasis and presumed small pleural effusions is similar . A previously described small loculated air at the right lung base is less conspicuous because of more opacity , which is likely from a combination of atelectasis and / or consolidation . A single chest tube is present at right lung base , unchanged in position .
    OUTPUT:
    
Since ___ , loculated right pleural collections are unchanged , however , small opacity at the right lung base , which is likely atelectasis and / or consolidation or aspiration is new .