Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is moderately enlarged . There is mild mediastinal and pulmonary vascular congestion , unchanged compared to prior radiograph from ___ . There is no focal consolidation or pulmonary edema . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Stable moderate cardiomegaly and mild mediastinal and pulmonary vascular congestion . No evidence of acute cardiac decompensation .