Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate fully expanded and clear lungs . There is no pulmonary edema . Cardiomegaly is stable as is a mediastinal contours . There is no pleural effusion or pneumothorax . Right port ends in the proximal right atrium .
    OUTPUT:
    
Stably enlarged heart , no evidence of pulmonary edema .