Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral radiographs of the chest demonstrate a left chest wall AICD generator with right ventricular and coronary sinus leads , unchanged since the prior study . Stable cardiomegaly . Degree of pulmonary vascular congestion may be slightly worse than the prior study , although there is decrease in lung volumes which may accentuate this . No pleural effusions . No significant increase in interstitial markings . No pneumothorax is seen .
    OUTPUT:
    
Stable cardiomegaly and mild pulmonary vascular congestion with no pleural effusion .