What are symptoms esophageal cancer?

This link may help. I hope this link is helpful: http://www.Cancer.Net/cancer-types/esophageal-cancer/symptoms-and-signs.
Dysphagia. Dysphagia, or difficulty swallowing is the major symptom of esophageal cancer. At the time of this symptom, patients may have weight loss, chest pain, pulmonary aspiration, hoarseness, and odynophagia or painful swallowing.