ESOPHAGEAL CANCER
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Symptoms of esophageal cancer include trouble swallowing, weight loss, indigestion and coughing. However, certain factors, such as smoking, human papillomavirus, obesity, and gastroesophageal reflux disease, might increase the risk for esophageal cancer. Age is also a risk factor.
http://www.fusfoundation.org/diseases-and-conditions/gastrointestinal/esophageal-cancer