Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates at the junction of the SVC and right atrium . The patient is slightly rotated . Heart size is normal . Mediastinal contours are unchanged . No pulmonary edema is demonstrated . Bibasilar and left perihilar opacities are either new or worse compared to the prior exam . No pleural effusion is demonstrated , and there is no pneumothorax . Biapical pleural thickening , more pronounced on the left , is unchanged . There are no acute osseous abnormalities .
    OUTPUT:
    
Bibasilar and left perihilar opacities , new or worse compared to the prior exam , concerning for recurrent aspiration pneumonia . Underlying mass within the left hilar region is not excluded , and chest CT is recommended for further assessment .