Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral radiographs of the chest demonstrate mild pulmonary vascular congestion without frank pulmonary edema . No focal infiltrate , pneumothorax or pleural effusion is detected . Mild cardiomegaly is stable . Median sternotomy wires and mediastinal surgical clips are noted .
    OUTPUT:
    
Stable cardiomegaly and minimal pulmonary vascular congestion , but no other acute pulmonary process .