Tuesday, March 20, 2007

Treating Periodontitis

An article in Science Daily entitled 'Treatment For Gum Disease Could Also Help The Heart' reports on results of a clinical trial related to treatment for periodontis. Quoting from the linked article:

"Science Daily — Scientists at University College London (UCL) have conducted the first clinical trial to demonstrate that an intensive treatment for periodontitis (gum disease) directly improves the health of blood vessels. This study, conducted in conjunction with Professor Maurizio Tonetti (University of Connecticut, USA), and reported in the latest edition of the New England Journal of Medicine, may have relevance for the prevention of heart attacks and stroke.

Periodontitis is a common inflammatory disease of the gums, affecting up to 40 per cent of the world's adult population. It is a bacterial infection of the tissue that supports the teeth in the mouth. If untreated, it can cause progressive bone loss around the teeth, and eventual tooth loss.

There is already established scientific evidence linking inflammation, the body's natural response to infection or injury, with the arterial changes that underlie stroke and heart attack. However, this is the first clinical trial to demonstrate that relief of inflammation in the mouth, through intensive treatment of periodontitis, results in improved function of the arteries."


The inference being that a natural response to infection or injury can trigger arterial changes that induce heart attacks and strokes. Periodontitis induces inflammatory responses and therefore can have the secondary effect of also increasing the likelihood of strokes and heart attacks.

"The intensive treatment involved removal of plaque through scaling and root planning techniques, as well as extraction of teeth that could not be saved. This initially resulted in some inflammation and dysfunction of the blood vessels and arteries. However, that was short-lived and six months later the treatment led to an improvement in both oral health and arterial function."

Professor John Deanfield, senior author, UCL Institute of Child Health, added: "Previous studies have shown an association between periodontitis and blood vessel dysfunction, heart attack and stroke. However, a clinical trial was required to test whether these links could be causal. This is the first time that a direct link has been made between treatment for gum disease and improved circulatory function, which is relevant to some of the UK's biggest killers: heart attack and stroke."


So by treating periodontitis a patient can enjoy a side benefit of improved circulatory function. And you thought your dentist was just treating a gum and teeth problem.

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