Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right apical lung nodule is partially obscured by adjacent treatment related perilesional hemorrhage , stable . No pneumothorax . More prominent opacity right mid lung , may represent treatment related change or some fluid layering along minor fissure . Decreased left basilar atelectasis . . Surgical clip right lung apex . .
    OUTPUT:
    
Post treatment change right upper lung , similar . No pneumothorax . More prominent small opacity right mid lung .