Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Persistent hazy opacity seen at the right lung base with blunting of the right lateral costophrenic angle . There is also a new left basilar opacity blunting the lateral costophrenic angle compatible with a least some component of effusion . Superiorly , lungs are clear . Moderate cardiac enlargement is unchanged . There are atherosclerotic calcifications at the aortic arch . No acute osseous abnormalities .
    OUTPUT:
    
Persistent right basilar pleural effusion and / or pleural thickening . New left basilar opacity in part due to an effusion likely with adjacent atelectasis .