NCCN Guidelines for Patients
Esophageal Cancer, Version 1.2016
1 Esophageal cancer basics
• The esophagus moves food from the throat
down into the stomach.
• The wall of the esophagus has four layers.
• Esophageal cancer often starts in cells that
line the inside wall or starts in cells that make
• Cancer cells form a tumor since they don’t
grow and die as normal cells do.
• Cancer cells can spread to other body parts
through lymph or blood.