Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post mitral valve replacement , with intact median sternotomy wires and multiple mediastinal clips . The lungs are clear without focal consolidation . No pleural effusion or pneumothorax is seen . The cardiac and mediastinal silhouettes are unremarkable . Again seen is a large calcific lesion arising from upper pole of the right kidney .
    OUTPUT:
    
No acute cardiopulmonary process .