Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient has lung hyperinflation compatible with COPD . Mild pulmonary vessel cephalization with new minimal bilateral pleural effusion is compatible with new pulmonary edema . The heart contour is mildly enlarged and unchanged . There is no pneumothorax . Bibasilar opacities are also new and could be compatible with dependent edema , infectious process , or aspiration or even atelectasis .
    OUTPUT:
    
1 . Mild pulmonary edema is new . 2 . New bibasilar opacities could be dependent edema , atelectasis , aspiration , or pneumonia in appropriate clinical settings .