Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates in the low SVC . Esophageal stent within the mid and distal esophagus is new in the interval . Heart size is normal . Mediastinal and hilar contours are unremarkable . There has been interval improvement in aeration of the lungs , with residual chronic interstitial abnormality diffusely noted compatible with bronchiectasis , bronchiolectasis and fibrosis . No new focal consolidation or pleural effusion is present . No pneumothorax is demonstrated . There are no acute osseous abnormalities .
    OUTPUT:
    
Overall , improved aeration of the lungs compared to the most recent chest radiograph with residual chronic interstitial abnormality .