Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy and CABG . Left - sided dual - chamber pacemaker device is present with leads terminating in the right atrium and right ventricle . Moderate cardiomegaly is unchanged . Mild pulmonary vascular engorgement is likely present , similar compared to the prior study . Probable small bilateral pleural effusions are present . Pleural thickening within the lung apices is is unchanged . No pneumothorax is identified . Streaky bibasilar opacities likely reflect a combination of atelectasis with chronic fibrotic changes , more so in the right lung base . No pneumothorax is detected . No acute osseous abnormalities seen . Elevation of the right hemidiaphragm is unchanged . Remote fracture of the proximal right humerus is again noted .
    OUTPUT:
    
Mild pulmonary vascular congestion , similar compared to the previous exam , with probable small bilateral pleural effusions . Bibasilar streaky airspace opacities could reflect a combination of atelectasis with chronic changes .