Dysphagia is not a sign of any disease, but a clinical symptom of a variety of disorders, including intracranial disorders, esophageal disorders, and psychiatric disorders. 1. Intracranial diseases. When suffering from cerebral hemorrhage, cerebral infarction, intracranial tumors and other diseases, if the damage to the bilateral cortical brainstem bundle or the glossopharyngeal vagus nerve can cause bulbar paralysis, and there can be dysphagia and so on. Cranial CT or MRI can be diagnosed. 2. Esophageal diseases. Dysphagia can be seen when suffering from esophageal cancer, reflux esophagitis, pancreatic bradycardia, esophageal stenosis, etc. It can be diagnosed by combining with gastroscopy. Combined with gastroscopy and other examinations, the diagnosis will be made. 3. Mental illness. When suffering from mental illness, patients may also have symptoms of dysphagia, and need to go to the psychiatry department of the hospital. Dysphagia, there may be throat disease, thyroid disease, etc., when conscious of dysphagia should be timely to the hospital, after a clear diagnosis of standardized treatment, to avoid delaying the condition.