Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy , CABG , and mitral valve replacement . Right - sided central venous catheter tip terminates at the junction of the SVC and right atrium . Left - sided AICD device is noted with single lead terminating in the right ventricle . Mild cardiomegaly is unchanged . The mediastinal and hilar contours are similar . There is mild pulmonary vascular congestion , new in the interval . Worsening patchy opacity in the right lung base may reflect atelectasis . There are likely trace bilateral pleural effusions . No pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
New mild pulmonary vascular congestion and probable trace bilateral pleural effusions . Worsening right basilar patchy opacity , potentially atelectasis . Infection , however , is not excluded in the correct clinical setting .