Appear pharyngeal foreign body sensation, the main consideration and pharyngeal inflammation, reflux pharyngitis, pharyngeal tumors, etc., if the pharyngeal inflammation, reflux esophagitis and other diseases caused by foreign body sensation generally does not cause wasting; and pharyngeal malignant tumors caused by foreign body sensation, may lead to wasting. 1. Pharyngeal inflammation: such as tonsillitis, chronic pharyngitis and other diseases, can lead to congestion and swelling of the affected area, which in turn lead to symptoms such as foreign body sensation in the throat, cough, sore throat, etc., and generally do not cause wasting. 2. Reflux pharyngolaryngitis: the reflux of stomach contents into the upper gastrointestinal tract can cause ulceration of esophagus and mucous membrane of pharynx, which will lead to symptoms such as foreign body sensation in the throat, heartburn, acid reflux and so on, but usually will not lead to emaciation. 3. Tonsil cancer, laryngeal cancer, esophageal cancer: malignant tumors of pharynx and esophagus can cause foreign body sensation in the throat, and the growth of tumor tissues will cause a lot of consumption to the body, which will lead to the symptoms of wasting. When foreign body sensation occurs in the throat, no matter whether the symptoms of wasting occur or not, one should seek medical treatment in time, improve the examination, clarify the cause and diagnosis, and give targeted treatment under the guidance of physicians.