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Periodontal disease - Prevention

Description

An in-depth report on the causes, diagnosis, treatment, and prevention of periodontal disease.

Alternative Names

Gingivitis

Prevention:

Healthy habits and good oral hygiene are critical in preventing gum disease. Regular and effective tooth brushing and mouth washing, however, are effective only above and slightly below the gum line. Once periodontal disease develops, more intensive treatments are needed.

Dietary Changes

It is important to reduce both the quantity and, in particular, the frequency of sugar intake. Avoid snacks and drinks with sugar (other than natural sugars found in fruits and vegetables). Eat sugar-containing foods with meals, ideally followed by brushing. Since fruit juices can also cause tooth erosion in children, parents should emphasize milk and water.

Quitting Smoking

Smoking plays a significant role in many cases of chronic periodontal disease. For smokers, quitting is one of the most important steps toward regaining periodontal health.

Fluoride Treatments

Fluoride treatment in children has helped to account for the decline in periodontal disease in adults. Because fluoride prevents decay, back molars, which keep the teeth in place, are spared, and are thus less vulnerable to bacteria. Even before teeth first erupt, babies' gums should be wiped clean with a bit of gauze bearing a dab of fluoride toothpaste. Supplementation with fluoride tablets or drops may be recommended for children 6 months or older who drink unfluoridated water or who are at risk for dental problems. A prescription from the child's pediatrician or dentist is required.

Some dentists recommend a fluoride gel for adult patients who are still at risk for tooth decay or sensitivity, but extra fluoride is generally not necessary for adults who use fluoride toothpaste.

Dental Examinations

Periodontitis is a silent disease. People with the disease rarely experience pain and may not be aware of the problem. A periodontal examination by a general dentist once or twice a year should reveal any incipient or progressive problems. A full mouth series of x-rays is advised every 2 - 3 years. This will alert the dentist to early bone loss and other disorders of the oral cavity.

Dentists now often perform Periodontal Screening and Recording (PSR) using a probe to measure gum pockets. Previously performed only by periodontists, this procedure is now encouraged as part of a regular dental examination. The dentist will identify any areas where deep pocketing has occurred, where the health of the gingiva appears compromised, and where there is undue mobility of teeth. It is the general dentist's responsibility to identify periodontal disease and inform the patient. If the condition is severe, the dentist may want to refer the patient to a periodontist.

Daily Dental Care

Correct tooth brushing, mouth cleansing, and flossing should be everyone's defense against periodontal disease. (However, good hygiene is probably not enough to prevent periodontal disease in many people. Regular visits to a dentist are extremely important, especially for high-risk individuals.)

Brushing Guidelines. The following are some recommendations for brushing:

  • Use a soft-bristled brush that fits the size and shape of your mouth. Place the brush where the gum meets the tooth, with bristles resting along each tooth at a 45-degree angle.
  • Place the brush where the gum meets the tooth, with bristles resting along each tooth at a 45-degree angle.
  • Move the brush back and forth gently. Use short (tooth-wide) strokes.
  • Begin by brushing the outer tooth surfaces, followed by the inner tooth surfaces, and then the chewing surfaces of the teeth.
  • For the inside surfaces of the front teeth, gently use the tip of the brush in an up-and-down stroke.
  • Brush your tongue to help remove additional bacteria.
  • Flossing should finish the process. A mouthwash may also be used.

If brushing after each meal is not possible, rinsing the mouth with water after eating can reduce bacteria by 30%.

Toothbrushes. A vast assortment of brushes of varying sizes and shapes are available, and each manufacturer makes its claim for the benefits of a particular brush. Look for the American Dental Association (ADA) seal on both electric and regular brushes.

In spite of the wide variety of nonelectric toothbrushes, both in shape and bristle design, a study of eight brands found no significant differences in effectiveness among them.

Electric toothbrushes, particularly those with a stationary grip and revolving tufts of bristles, can be advantageous for some people with physical disabilities. Electric toothbrushes with heads that move back and forth up to thousands of times a minute remove significantly more plaque than ordinary brushes. Even more high-tech brushes are now available that use sound waves to remove plaque.

In general, studies have reported no differences between electric and manual toothbrushes in their ability to remove plaque. However, if a regular toothbrush works, it isn't necessary to buy an expensive electric one.

For individuals with average dexterity, a four- or five-rowed, soft, nylon-bristled toothbrush is sufficient. The most important factor in buying any toothbrush, electric or manual, is to choose one with a soft head. Soft bristles get into crevices easier and do not irritate the gums, thereby reducing the risk of exposing teeth below the gum line compared to hard brushes.

Toothbrushes should be replaced every 1 - 3 months. Not only do they become breeding grounds for bacteria, but the worn bristles are less effective at removing plaque.

Toothpaste. The objective of a good toothpaste is to reduce the development of plaque and eliminate periodontal-causing microorganisms without destroying the organisms that are important for a healthy mouth. All brands should show ADA approval. Even a good toothpaste, however, cannot be delivered past 3 mm below the gum line, where periodontitis develops.

Toothpastes are a combination of abrasives, binders, colors, detergents, flavors, fluoride, humectants, preservatives, and artificial sweeteners. Avoid highly abrasive toothpastes, especially for individuals whose gums have receded.

Ingredients contained in toothpastes may include:

  • Fluoride. Most commercial toothpastes contain fluoride, which both strengthens tooth enamel against decay and enhances remineralization of the enamel. Fluoride also inhibits acid-loving bacteria, especially after eating, when the mouth is more acidic. This antibacterial activity may help control plaque.
  • Triclosan. Triclosan is an anti-bacterial substance that may help reduce mild gingivitis.
  • Metal salts. Metal salts, such as stannous and zinc, serve mostly as anti-bacterial substances in toothpastes. Stannous fluoride gel toothpastes do not reduce plaque, however, even though they have some effect against the bacteria that cause it, but slightly reduce gingivitis.
  • Peroxide and baking soda. Toothpastes with these ingredients claim to have a whitening action, but while they may help remove stains there is little evidence they whiten the actual color of the teeth. In addition, these substances appear to offer no benefits against gum disease.
  • Antibacterial sugar substitutes (xylitol), and detergents (delmopinol)

Mouthwashes. The American Dental Association recommends (in addition to daily brushing and flossing) antimicrobial mouthwash to help prevent and reduce plaque and gingivitis, and fluoride mouthwashes to help provide additional protection against tooth decay.

  • Chlorhexidine (Peridex or PerioGard) is an antimicrobial mouthwash available by prescription only. It reduces plaque by 55% and gingivitis by 30 - 45%. Patients should rinse for 1 minute twice daily. They should wait at least 30 minutes (and preferably 2 hours) between brushing and rinsing since chlorhexidine can be inactivated by certain compounds in toothpastes. It has a bitter taste. It also binds to tannins, which are in tea, coffee, and red wine, so it has tendency to stain teeth in people who drink these beverages. Studies are mixed as to its effectiveness for preventing or reducing periodontal disease.
  • Listerine is another antimicrobial mouthwash. It is composed of essential oils and is available over the counter. It reduces plaque and gingivitis, when used for 30 seconds twice a day. It leaves a burning sensation in the mouth that most people better tolerate after a few days of use. The usual regimen is to rinse twice a day. (Listerine PocketPaks, which are strips that dissolve on the tongue, have no proven effects on plague and gingivitis.)
  • Mouthwashes containing cetylpyridinium (Scope, Cepacol) have moderate antimicrobial effect on plaque, but only if they are used an hour after brushing. None are as effective as Listerine or chlorhexidine, but they may still have some value for people who cannot tolerate the other mouthwashes.
  • Mouthwashes containing stannous fluoride and amine fluoride (Meridol) are moderately effective, but are also not as effective as effective as Listerine or chlorhexidine.
  • Fluoride mouthwashes (Act) are helpful in preventing cavities.
  • Mouthwashes that contain alcohol are dangerous for children and should be kept away from them.

Flossing. The use of dental floss, either waxed or unwaxed, is critical in cleaning between the teeth where the toothbrush bristles cannot reach. In spite of this, nearly two-thirds of people do not floss.

To floss correctly, the following steps may be helpful:

  • Break off about 18 inches of floss and wind most of it around the middle finger of one hand and the rest around the other middle finger.
  • Hold the floss between the thumbs and forefingers and gently guide and rub it back and forth between the teeth.
  • When it reaches the gum line, the floss should be curved around each tooth and slid gently back and forth against the gum.
  • Finally, rub gently up and down against the tooth. Repeat with each tooth, including the outside of the back teeth.
  • If, on repeated flossing attempts, the floss becomes shredded or cannot be removed easily from between the teeth, a rough crown or overhanging filling may be the cause. In such cases, the restoration should be redone. Such areas create spaces for the collection of food debris, plaque, and calculus.

Here are some tips in choosing the right floss or flossing device:

  • Use a floss that does not shred or break.
  • Avoid a very thin floss, which can cut the gum if brought down with too much force or not guided along the side of the tooth.
  • A floss threader is an invaluable aid for the person who has bridgework. Made of plastic, it looks like a needle with a huge eye, or loop. A piece of floss is threaded into the loop, which can then be inserted between the bridge and the gum. The floss that is carried through with it can then be used to clean underneath the false tooth or teeth and along the sides of the abutting teeth.
  • Another handy device for cleaning under bridges is a Proxabrush, which is an interdental cleaner. This is a tiny narrow brush that can be worked in between the natural teeth and around the attached false tooth or teeth.
  • Special toothpicks such as Stim-U-Dent may be effective for wide spaces between teeth but should never replace flossing. Standard toothpicks should never be used for regular hygiene.
  • Electronic products, such as water piks, are also helpful. These devices are expensive but may improve flossing compliance.

Producing Saliva and Drinking Water. Saliva is important for diluting the toxins created by plaque. Drinking at least 7 glasses of water a day helps reduce inflammation in the mouth by producing more saliva. Increasing water intake is particularly important as one ages, when less saliva is produced.

Resources

References

Amaliya , Timmerman MF, Abbas F, Loos BG, Van der Weijden GA, Van Winkelhoff AJ, et al. Java project on periodontal diseases: the relationship between vitamin C and the severity of periodontitis. J Clin Periodontol. 2007 Apr;34(4):299-304.

Boggess KA; Society for Maternal-Fetal Medicine Publications Committee. Maternal oral health in pregnancy. Obstet Gynecol. 2008 Apr;111(4):976-86.

de Oliveira RR, Schwartz-Filho HO, Novaes AB Jr, Taba M Jr. Antimicrobial photodynamic therapy in the non-surgical treatment of aggressive periodontitis: a preliminary randomized controlled clinical study. J Periodontol. 2007 Jun;78(6):965-73.

Eberhard J, Jepsen S, Jervøe-Storm PM, Needleman I, Worthington HV. Full-mouth disinfection for the treatment of adult chronic periodontitis. Cochrane Database Syst Rev. 2008 Jan 23;(1):CD004622.

Eberhard J, Jervøe-Storm PM, Needleman I, Worthington H, Jepsen S. Full-mouth treatment concepts for chronic periodontitis: a systematic review. J Clin Periodontol. 2008 Jul;35(7):591-604. Epub 2008 May 21.

Kolahi J, Soolari A. Rinsing with chlorhexidine gluconate solution after brushing and flossing teeth: a systematic review of effectiveness. Quintessence Int. 2006 Sep;37(8):605-12.

Lamster IB, DePaola DP, Oppermann RV, Papapanou PN, Wilder RS. The relationship of periodontal disease to diseases and disorders at distant sites: communication to health care professionals and patients. J Am Dent Assoc. 2008 Oct;139(10):1389-97.

Lamster IB, Lalla E, Borgnakke WS, Taylor GW. The relationship between oral health and diabetes mellitus. J Am Dent Assoc. 2008 Oct;139 Suppl:19S-24S.

Nguyen DH, Martin JT. Common dental infections in the primary care setting. Am Fam Physician. 2008 Mar 15;77(6):797-802.

Paraskevas S, Huizinga JD, Loos BG. A systematic review and meta-analyses on C-reactive protein in relation to periodontitis. J Clin Periodontol. 2008 Apr;35(4):277-90. Epub 2008 Feb 20.

Persson GR, Yeates J, Persson RE, Hirschi-Imfeld R, Weibel M, Kiyak HA. The impact of a low-frequency chlorhexidine rinsing schedule on the subgingival microbiota (the TEETH clinical trial). J Periodontol. 2007 Sep;78(9):1751-8.

Staudte H, Sigusch BW, Glockmann E. Grapefruit consumption improves vitamin C status in periodontitis patients. Br Dent J. 2005 Aug 27;199(4):213-7, discussion 210.

Taylor GW, Borgnakke WS. Periodontal disease: associations with diabetes, glycemic control and complications. Oral Dis. 2008 Apr;14(3):191-203.

Thomson WM, Poulton R, Broadbent JM, Moffitt TE, Caspi A, Beck JD, et al. Cannabis smoking and periodontal disease among young adults. JAMA. 2008 Feb 6;299(5):525-31.

  • Reviewed last on: 1/22/2009
  • Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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