Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to chest radiographs from ___ , left lower lobe pneumonia has improved . Small bilateral pleural effusions have improved . Lungs are hyperinflated with flattening of the bilateral hemidiaphragms , consistent with emphysema . Left pectoral AICD with single lead following its expected course to the right ventricle .
    OUTPUT:
    
1 . Improving left lower lobe pneumonia . Recommend follow - up chest radiographs in 6 weeks to ensure resolution . 2 . Persistent trace bilateral pleural effusions . 3 . Hyperinflated lungs flattening of bilateral hemidiaphragms , suggestive of emphysema .