Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An orogastric tube tip terminates within the stomach . The heart size is normal . The mediastinal and hilar contours are unremarkable . The pulmonary vasculature is normal . Minimal streaky opacity within the right lung base likely reflects atelectasis . No focal consolidation , pleural effusion or pneumothorax is seen . Excreted contrast material is seen within the collecting systems bilaterally from recent CT exam .
    OUTPUT:
    
Minimal right basilar opacity , likely atelectasis .