Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Minimal platelike lower lung atelectasis noted . The heart appears mildly enlarged . The hila appear slightly engorged though there is no frank edema . No large effusion or pneumothorax . No convincing signs of pneumonia . Mediastinal contour is unchanged . Bony structures are intact . Implanted cardiac monitor is seen in the left anterior chest wall as on prior .
    OUTPUT:
    
Stable mild cardiomegaly . Hilar engorgement without frank edema .