Painful swallowing may not necessarily be esophageal cancer, but may also be caused by pharyngitis, laryngitis, esophagitis and other diseases, so it is suggested that patients should consult doctor in time. Some patients with esophageal cancer may have the symptom of painful swallowing, and they usually have the discomfort of retrosternal discomfort, aggravating dysphagia, belching, reflux, etc. However, it does not necessarily indicate the presence of esophageal cancer. However, pain in swallowing does not necessarily indicate the existence of esophageal cancer. Patients with pharyngitis and laryngitis may also have pain in swallowing, sore throat, itchiness, foreign body sensation, fever, chills, hoarseness and other symptoms; patients with esophagitis may also have pain in swallowing, as well as acid reflux, heartburn, chest pain and other discomfort symptoms. Patients with symptoms of swallowing pain are advised to seek medical treatment in time to improve the relevant examinations, such as laryngoscopy, gastroscopy, barium X-ray examination, pathological examination, etc., so as to clarify the cause of the disease, and not to make blind judgment on their own, so as to avoid delaying the condition.