Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is somewhat rotated to the right . Patient is status post median sternotomy and CABG . Triple lead left - sided pacer device is stable in position . Bilateral perihilar and basilar opacities persist , possibly slightly increased , most worrisome for pulmonary edema , superimposed infection is not excluded . Obscuration of the left greater than right diaphragms could be due to small pleural effusion or related to atelectasis . No pneumothorax is seen . Cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Extensive bilateral perihilar and basilar opacities which appear slightly increased are most worrisome for worsening pulmonary edema , superimposed infection not excluded . Obscuration of the left greater than right diaphragms could be due to small pleural effusion or related to atelectasis .