Fig. 2From: Successful conversion surgery following chemotherapy with an immune checkpoint inhibitor in an older adult patient with stage IVB esophageal squamous cell carcinoma: a case reportEnhanced computed tomography. Abdominal computed tomography reveals the thickening of the esophageal wall in the thoracic lower esophagus (a). The swelling of regional lymph nodes (b, white circle) and the lymph node on the dorsal surface of the inferior vena cava (c, yellow circle) is observed. Following preoperative treatment, the primary tumor (d), its regional lymph nodes (e, white circle), and the lymph node on the dorsal surface of the inferior vena cava (f, yellow circle) appear to shrinkBack to article page