Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views of the chest demonstrate streaky opacity in the right lung base , possibly atelectasis . Remainder of the lungs are clear without pleural effusion or pneumothorax . The cardiac silhouette is normal in size , the mediastinal contours are normal . Pulmonary vasculature is normal . No displaced rib fracture is seen . If there is further concern for rib fracture , recommend repeat dedicated views with BB marker to mark the site of pain .
    OUTPUT:
    
Streak right basilar opacity , likely atelectasis .