Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is moderately enlarged but unchanged from ___ . There is no pulmonary edema . Sternotomy wires and CABG clips are constant . Streaky opacities at both lung bases are presumably atelectasis . Obscuration of the left heart border is thought to represent mediastinal fat . There is no pneumothorax or focal airspace consolidation .
    OUTPUT:
    
No acute cardiopulmonary process with persistent cardiomegaly .