The lingual papillae are numerous tiny papillary projections located on the back and side of the tongue, consisting of epithelium and subepithelial connective tissue. Chronic lingual tonsillitis, or lingual tonsillar hypertrophy, is mostly caused by recurrent episodes of acute lingual tonsillitis that turn chronic. Mostly related to chronic inflammation of the upper respiratory tract, excessive smoking and alcohol, delicious irritating food and harmful gas stimulation. Often coexist with chronic tonsillitis, after tonsillectomy, the lingual tonsils may also occur compensatory hypertrophy. The disease occurs mostly in adults and is rare in children. Actively treat inflammatory foci of the respiratory tract, such as chronic pharyngitis and chronic tonsillitis, quit smoking and alcohol, use less stimulating food, and control environmental pollution. Localized rubbing of 5% to 10% silver nitrate or 1% iodine glycerin can often reduce symptoms. Do not drink alcohol, do not eat spicy and other stimulating foods, to keep the mouth clean is also very important, morning and evening brushing, gargling after meals and so on.