Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . The lungs are clear of focal consolidation , effusion or pulmonary vascular congestion . The cardiac silhouette is enlarged , similar in configuration to prior . Median sternotomy wires and mediastinal clips are again noted . Anterior and posterior cervical fixation hardware is visualized .
    OUTPUT:
    
Cardiomegaly without superimposed acute cardiopulmonary process .