When patients have a foreign body feeling in the lower right side of the throat, it may be chronic inflammatory diseases, benign growths, malignant lesions in the throat, etc., as follows: a. Chronic inflammatory diseases of the throat: the most common is related to chronic inflammatory diseases of the throat factors, patients may have a long time to speak with excessive voice, there may be more smoking, drinking, eating spicy and irritating food. And air pollution environment and other factors, are prone to chronic inflammatory conditions in the throat. Benign hyperplasia: The mucous membrane of the throat may have a certain degree of lymphoid follicular hyperplasia, and some patients may have further benign hyperplasia such as cysts and papillomas in the throat. Malignant lesions: A small number of patients may develop malignant lesions in the throat, which can easily cause foreign body sensation symptoms. Some patients may develop nodular masses in the thyroid gland, which also requires further improvement of the examination.