Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear . There is no pleural effusion , pneumothorax or focal airspace consolidation . The heart remains enlarged . The mediastinal and pleural structures are unremarkable . A left side biventricular AICD / pacemaker and sternotomy wires are again noted .
    OUTPUT:
    
No acute cardiopulmonary process .