Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded and clear . Cardiomediastinal and hilar contours are unremarkable . There is no pleural effusion or pneumothorax . Obscuring of the heart apex is likely from prominent epicardial fat pad , better seen in the lateral view . A spinal stimulator is seen in the mid thoracic region .
    OUTPUT:
    
No acute cardiopulmonary process .