Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Port - A - Cath again seen residing over the right chest wall with catheter tip looping in the right neck with right IJ access , terminating in the upper SVC . The heart appears enlarged of this may be technique related . Lung volumes are low . Scattered areas of atelectasis noted without convincing evidence for pneumonia or CHF . No pleural effusion or pneumothorax . Mediastinal contour is stable . Bony structures intact .
    OUTPUT:
    
Scattered atelectasis . Port - A - Cath unchanged in position .