Question: A 60-year-old man presented with substernal chest pain and dysphagia lasting 1 month. The intensity of substernal chest pain increased when swallowing food without chills and fever. He had lost about 4.0 kg in the past 2 months.
Question: A 60-year-old man presented with substernal chest pain and dysphagia lasting 1 month. The intensity of substernal chest pain increased when swallowing food without chills and fever. He had lost about 4.0 kg in the past 2 months.