Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is top normal . Cardiomediastinal contours are unremarkable . There is small atelectasis at the right lung base . No focal consolidation is identified . No substantial pleural effusion or pneumothorax . Sternotomy wires are intact . Leads of a left chest wall pacer terminate in stable position .
    OUTPUT:
    
Right base atelectasis . No focal consolidation .