What happens when dental calculi get old?

Dental calculus for a long time will cause gum redness, eating bleeding or brushing bleeding, gum redness and pus, teeth show loose, or even fall off, serious can also cause jaw osteomyelitis. Dental calculus harm to teeth is huge, especially subgingival dental calculus. Dental calculus is due to eating after not timely brushing gargle, over time in saliva calcification, these soft dirt will further calcification, the formation of dental calculus. Dental calculus is closely attached to the surface of the root. At this time, brushing or self-removal cannot be done. Ultrasonic scaling or subgingival scaling must be performed to completely remove dental calculus. Otherwise, it may cause destructive absorption of alveolar bone. Dental calculus is also the initial factor of periodontitis. The damage to teeth cannot be underestimated.