The largest study n = 175 found in the literature was done by Maekawa et al 8. It identified the distribution of tumor locations as follows: 7.1% were in the upper thoracic esophagus, 3.3% were in the upper middle esophagus, 36.3% were in the middle esophagus, 16.5% were in the lower middle esophagus, 26.9% were in the lower esophagus, and 2.7% were at the gastroesophageal junction.
En el reporte más grande presentado en la literatura n=175, Maekawa y colaboradores 8 identificaron que la localización usual del tumor se encuentra en el esófago torácico superior en el 7,1%, superior al medio en el 3,3%, medio en el 36,3%, medio a inferior en el 16,5%, inferior en el 26,9% y en la unión gastroesofágica en el 2,7% de los casos.