Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable radiograph is obtained with patient in the upright position . Right Port - A - Cath terminates in the upper-mid SVC . There is a 7 .7 - cm well - circumscribed round mass projecting over the mid right lung , consistent with history of primary lung cancer . There is increased hazy opacification at the left base that is new compared to the prior study and could represent atelectasis or infiltrate . In the appropriate clinical context , this may represent a pneumonia in development . No pleural effusions . No pneumothorax . Cardiomediastinal silhouette is unchanged .
    OUTPUT:
    
1 . Increased hazy opacification at the left base is consistent with atelectasis or developing pneumonia in the appropriate clinical context . 2 . 7 .7 - cm well - circumscribed round mass projecting over the right mid lung .