Question: what are the early warning signs of esophageal cancer?
Answer: Difficulty and pain with swallowing, particularly when eating meat, bread, or raw vegetables. ... 
Pressure or burning in the chest.
Indigestion or heartburn.
Vomiting.
Frequent choking on food.
Unexplained weight loss.
Coughing or hoarseness.
Pain behind the breastbone or in the throat.