Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left chest wall single lead AICD is in standard position . The heart is moderately enlarged , as before , and is accompanied by mild pulmonary vascular congestion . There is chronic pleural and parenchymal scarring in the lower lungs bilaterally , right greater than left . No focal consolidation to suggest pneumonia . There is no pneumothorax or pleural effusion .
    OUTPUT:
    
Cardiomegaly and pulmonary vascular congestion . No evidence of pneumonia .