Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated and clear . No pulmonary edema . No pleural effusion or pneumothorax . The heart is top - normal in size . Mediastinal contour , and hila are unremarkable . Intact median sternotomy wires and mediastinal clips are consistent with prior CABG .
    OUTPUT:
    
No acute cardiopulmonary process . Specifically no pneumonia or pleural effusions .