Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Port - A - Cath resides over the right chest wall with catheter tip in the low SVC region . Upper lobe lucency is compatible with known emphysema . There is a linear scarring in the right lower lung . Left lung base is poorly assessed on the frontal projection with mild bronchiectasis noted on the lateral view . Difficult to exclude a lower lobe pneumonia given underpenetrated technique on the frontal view . No large effusion or pneumothorax . Bony structures are intact .
    OUTPUT:
    
Limited exam with emphysema and linear scarring in the right lower lung . No overt signs of pneumonia though evaluation is limited .