Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right - sided Port - A - Cath tip terminates within the cavoatrial junction , unchanged . Patient is status post median sternotomy and CABG . Heart size is normal . Mild calcification of the aortic arch is present . The mediastinal hilar contours are unremarkable . The pulmonary vascularity is not engorged . Focal hazy opacity within the left mid lung field appears new , and is concerning for infection . There is no pleural effusion or pneumothorax . No acute osseous abnormality seen .
    OUTPUT:
    
New ill - defined hazy opacity within the left mid lung field which is concerning for pneumonia . Followup radiographs to resolution is recommended to ensure clearance .