Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pleural effusion is small if present . There is no right pleural effusion . There is no pneumothorax . Right upper lobe opacity is not significantly changed and may reflect pneumonia or hemorrhage . Left lower lobe atelectasis is improved . Mild pulmonary edema in the right lower lung is slightly improved . Right internal jugular line is in stable position , terminating in the mid SVC . Surgical hardware associated with lower cervical ACDF is unchanged .
    OUTPUT:
    
1 . Stable right upper lobe opacity , consistent with pneumonia or hemorrhage . 2 . Improvement in left lower lob atelectasis . 3 . Mild pulmonary edema at the right lower lung is improvd .