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Oral Health

Picture of Tonsil Stones

Picture of Tonsil Stones

Tonsil stones (also called tonsilloliths) form when bacteria and mucus get trapped and calcify in your tonsils' nooks and crannies, leaving a hard piece of matter and a bad taste in your throat. Although those bad smelling lumps can be uncomfortable, they usually are harmless.

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Reviewed by Laura J. Martin, MD on August 03, 2010

Image Source: Greg Ceo / Stone+ / Getty Images, (inset: Dr P. Marazzi / Photo Researchers, Inc.

Text: "Tonsil Stones: Treatment and Prevention", WebMD Medical Reference