Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patchy right basilar opacity is seen an infection is not excluded in the appropriate clinical setting . Alternatively it could relate to atelectasis . They may also be a subtle focal area of reticular nodular opacity in the lateral right upper lung which could also relate to infectious or inflammatory process . The left lung is clear . There is no pleural effusion or pneumothorax . The aorta is calcified and tortuous . The cardiac silhouette is top - normal . No overt pulmonary edema is seen .
    OUTPUT:
    
Patchy right basilar opacity could resent infection versus atelectasis . Subtle focal area of reticular nodular opacity in the lateral right upper lung which could also relate to infectious or inflammatory process .