Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest are compared to previous exam from ___ . There has been no significant interval change . Left upper lung rounded opacity is again compatible with loculated pleural effusion . Blunting of the posterior costophrenic angles is also compatible with layering effusions bilaterally . Superimposed streaky opacities at the bases , left greater than right , suggestive of atelectasis , noting that superimposed infection can not be excluded . Left hilar mass is best appreciated on prior CTs with most recent from ___ . Osseous and soft tissue structures are unchanged .
    OUTPUT:
    
No significant interval change . Loculated fluid at the left lung superiorly and trace bilateral effusions . Superimposed linear opacities at the bases suggestive of atelectasis , noting that infection can not be excluded . No significant change since prior .