Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . Cephalization and pulmonary vascular congestion is seen . Bibasilar atelectasis seen . Severe cardiomegaly is seen . A pacer is seen overlying the left chest with intact leads in appropriate position . No large pleural effusion is seen . There is no pneumothorax . Sternotomy wires are seen , several of which ( ___-___ ) are fractured .
    OUTPUT:
    
Mild vascular congestion . Cardiomegaly .