Thank you for your query.
1. Tonsilloliths are concretions of food particles lodged in the natural crypts of the palatine tonsils. The largest crypt is known as the crypta magna and is located near the upper pole of the palatine tonsil.
2. When we swallow, our palatine tonsils rub against the food bolus and pick up food particles. This food debris decays there while it is analysed for antigens, foreign bodies and organisms by the lymphoid tissue which forms the bulk of the tonsils. Below the age of five years, this is especially important in the development of immunity.
3. For recurrent large tonsilloliths, the only definitive treatment is a tonsillectomy
4. Do you have halitosis
)? You may try regular use of a medicated gargle and continue manually expressing them while brushing your teeth. You must brush at night. This reduced bacteria build-up.