Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest . A left pacer has leads ending in the right atrium , right ventricle and interventricular vein . There are small bilateral pleural effusions . Interstitial irregularity in the periphery of the right lung likely represents scarring . There is no focal consolidation , pulmonary edema , or pneumothorax . There is moderate cardiomegaly .
    OUTPUT:
    
Cardiac pacer leads in appropriate position . Moderate cardiomegaly .