Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Right chest dual - lumen infusion port is unchanged with distal tip terminating in the right atrium . Decreased esophageal dilation and surgical clips overlying the upper abdomen and central breast are consistent with prior gastroesophagectomy . Left lower lung opacification is improved from prior examination .
    OUTPUT:
    
Unchanged right infusion port with distal tip in the right atrium .