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Dr. Vishal Khurana, Principal Director and HOD, Gastroenterology Department, Metro Hospital, Faridabad, says, “There are the key symptoms of esophageal cancer that you should never overlook. These include progressive difficulty swallowing food or liquids, unexplained weight loss, persistent vomiting, chronic heartburn or indigestion that is worsening or changing, persistent cough or hoarseness, and a family history of upper digestive tract cancers. To diagnose, the patient is advised to undergo an upper GI endoscopy, and in most cases a biopsy is also taken from any suspicious area.”