Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left - sided PICC terminates within the axilla . The patient is status post median sternotomy and CABG . The heart size remains moderate to severely enlarged . There is mild pulmonary vascular congestion . Small bilateral pleural effusions are new in the interval . Additionally , a patchy opacity within the right lung base may reflect atelectasis but infection can not be excluded . No pneumothorax is seen . There are multilevel degenerative changes in the thoracic spine with anterior osteophyte formation .
    OUTPUT:
    
Mild pulmonary vascular congestion and small bilateral pleural effusions . Patchy right basilar opacity is nonspecific , possibly reflecting infection or atelectasis . Left PICC terminates within the axillary region .