Tonsil stones are judged mainly from the following aspects: 1. symptoms. Tonsil stones can be asymptomatic if they are small, but if they grow to a certain extent and protrude from the surface of the tonsils, the patient may have a foreign body sensation in the pharynx, which is relatively constant and persistent, especially when swallowing saliva, which may be more obvious. If the stone is accompanied by local infection, it can form a sore throat, similar to tonsillitis and some other clinical manifestations.2. Physical examination. It is important for the diagnosis of tonsil stones, through the oropharyngeal examination can be seen inside the tonsillar fossa there are gray-white granular material, relatively hard, can be peeled out with cotton swabs or small tweezers, peeling may have a small amount of local bleeding, stones may generally have a foul smell, so the patient may form the feeling of bad breath. 3, film. Tonsil stones are relatively large buried in the tonsil fossa, can be seen through the taking of X-rays and some other manifestations of stone development.