Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post esophagectomy with multiple clips noted in the mediastinum and unchanged appearance of the mediastinal contour . Heart size is normal . Mild pulmonary vascular congestion is present . Right basilar patchy opacity has improved in the interval , likely reflective of improving pneumonia . Minimal atelectasis is seen in the left lung base . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
1 . Improving right basilar patchy opacity likely reflective of improving pneumonia . 2 . Mild pulmonary vascular congestion .