After finishing the analysis, it was found that there are several kinds of diseases with foreign body disease in the throat. First, thyroid disease, hypothyroidism, goiter, all kinds of thyroiditis may appear in the throat with foreign body sensation clinical manifestations. Second, pharyngolaryngeal reflux disease, pharyngolaryngeal reflux disease refers to the reflux of gastric contents, causing a series of symptoms and signs in the throat. Pharyngeal reflux syndrome, the patient manifested as light voice, persistent cough, accompanied by sore throat, phlegm, bad breath, dyspnea and so on. Third, persistent or intermittent episodes of pharyngeal mass sensation or foreign body sensation, the symptoms are non-painful, often relieved by eating, with dysphagia and dysphagia related to pain, belonging to the category of functional esophageal disease. Fourth, stem overgrowth syndrome manifested as one side of the fixed pharyngeal overflow dryness, pharyngeal examination, can be found in the tonsil with palpable striated bony protrusion. Fifth, oropharyngeal diseases, oropharyngitis, oropharyngeal injury, pharyngeal diphtheria, pharyngeal tuberculosis, pharyngeal tumors, pharyngeal posterior wall abscess. VI. Diseases of the esophagus, esophagitis, benign esophageal tumors, esophageal cancer, esophageal foreign bodies, esophageal muscle dysfunction. Neuromuscular diseases, medullary paralysis, myasthenia gravis, organophosphorus insecticide poisoning, polymyositis, dermatomyositis, systemic diseases such as rabies, tetanus, botulism, and iron deficiency dysphagia.