Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again noted is a focal hazy opacity within the right lung apex , which is largely unchanged from at least ___ . A more rounded focus of density seen in the left low lung , projecting over the lateral eighth left rib , was not present on the prior study . Obscuration of the right heart border is felt to be secondary to a pectus deformity . There is no focal consolidation , pleural effusion or pneumothorax . The heart size is normal , and the hilar structures are unremarkable . Clips are seen within the upper abdomen .
    OUTPUT:
    
Right upper lobe focal opacity , non-resolving , which required CT chest to further assess as recommended previously .