Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Increased moderate - to - severe pulmonary edema with stable mild cardiomegaly . New focal ill - defined opacity in lingula . No pleural effusion or pneumothorax . No bony deformity .
    OUTPUT:
    
1 . Worsened moderate - to - severe pulmonary edema . 2 . New focal opacity in lingula could be asymmetric edema or pneumonia .