Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP view of the chest was reviewed . The cardiac silhouette remains markedly enlarged . The mediastinal and hilar contours remain stable . There is no pleural effusion or pneumothorax . Cephalization of the pulmonary vasculature suggests pulmonary venous hypertension . There is no focal consolidation concerning for pneumonia . Median sternotomy wires are again noted .
    OUTPUT:
    
Marked cardiomegaly with no acute process .