Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal contours are within normal limits and demonstrate left ventricular configuration and tortuosity of the thoracic aorta . Linear opacities are present in the right lower lobe peripherally adjacent to healed right rib fracture and probably represent a combination of linear atelectasis and scarring . New small right pleural effusion , likely accounts for lateral blunting of right costophrenic sulcus . Left pleural surfaces are clear .
    OUTPUT:
    
Right basilar atelectasis and adjacent small pleural effusion .