Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax . The right basilar opacity is much improved on the current study . Mild plate - like atelectasis in the left mid lung and lower lung are still present . Paucity of vasculature in the apices is indicative of emphysematous changes . An ill - defined opacity persists at the right apex which was not present in ___ .
    OUTPUT:
    
1 . Improved right basilar opacity . 2 . Persistent ill - defined opacity in the right apex , which is concerning for malignancy . Chest CT is recommended for further evaluation . Dr . ___ ___ these results with Dr . ___ at 4 :01 pm on ___ via telephone .