CA19-9-producing esophagogastric junction cancer with nodal recurrence outside the planned dissection field: a case report
The biological behavior of CA19-9-producing esophagogastric junction cancer (EGJC) remains poorly understood, although some reports suggest that CA19-9 expression reflects a more aggressive subtype. We report a 64-year-old man with Siewert type II EGJC, presenting with 3.5 cm of esophageal invasion and marke...