Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There is mild pulmonary edema , increased from baseline . No focal consolidation or mass is seen . There is no pleural effusion or pneumothorax . Severe cardiomegaly is seen . Median sternotomy wires are noted , several of which are fractured . Some of the sternal wire fragments are migrating through the soft tissues from prior exams . Mediastinal clips are noted . Hardware is noted in the right proximal humerus .
    OUTPUT:
    
1 . Mild pulmonary edema . No focal consolidation or mass is seen . Severe cardiomegaly . 2 . Fractured median sternotomy wires , with some fragments migrating to the soft tissues from prior exams .