Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A large right pleural effusion is new since ___ . There is no mediastinal shift . The right - sided Port - A - Cath tip terminates in the lower SVC , unchanged . There is mild left basilar atelectasis , but no effusion . No pneumothorax or focal consolidations concerning for pneumonia .
    OUTPUT:
    
Large right pleural effusion is new since ___ .