Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate a Port - A - Cath with the tip terminating in the right atrium . The cardiomediastinal silhouette is unchanged . There has been interval resolution of the right basiilar opacity , with residual bibasilar linear atelectasis . No pneumothorax is seen . A tortuous aorta and small hiatal hernia are redemonstrated .
    OUTPUT:
    
Interval resolution of a right basilar pneumonia , with residual bibasilar linear atelectasis .