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DeNtal tribuNe | January-March, 2010 World News 3 Oral bacteria linked to stillbirth system takes care of the bacteria By Case Western Reserve University School of Dental Medicine in the blood before it reaches the placenta. In this case, the CLEVELAND, OH, USA: mother had experienced an Researchers at the Department upper respiratory infection and of Periodontics at Case Western a low-grade fever just a few Reserve University School of days before the stillbirth. The Dental Medicine reported the baby died from a septic infection first documented link between and inflammation caused by a mother with pregnancy associ- the bacteria. ated gum disease to the death of her fetus. The studies find- The study underlines the ings will be discussed in the growing importance of good February issue of Obstetrics oral health care. In addition & Gynecology. to this direct link from the mother to her baby, oral bacteria Approximately 75 per cent have been associated with heart Pregnant women should take extra care of their oral health. (DTI/Photo Yuri Arcurs) disease, diabetes and arthritis. of pregnant women experience gum bleeding due to the hor- pregnancy,” said Yiping Han, Due to pregnancy-associated to match the bacterium found monal changes during preg- lead researcher of the study. gingivitis, Fusobacterium nucl- in the mother’s mouth with (Edited by Claudia Salwiczek, nancy. “There is an old wives’ “But if there is another underly- eatum, a bacteria commonly the bacterium in the baby’s DTI) infected lungs and stomach. tale that you lose a tooth for ing condition in the background, found in the mouth, entered each baby, and this is due to then you may lose more than the blood and worked its way the underlying changes during a tooth but a baby.” to the placenta. Han was able DT Normally a mother’s immune Museum dispels myth about George Washington’s teeth George Washington’s teeth are on display at the National Museum of Dentistry in Baltimore. (DTI/Photo Fred Michmershuizen) Fred Michmershuizen DTA and his tooth troubles. His BALTIMORE, MD, USA: Did you made of ivory — are on display, dentures — which were actually know that George Washington’s as well as forceps made to pull false teeth were not really his teeth on the Revolutionary made of wood? Those who visit War battlefield and examples of the National Museum of Den- presidential portraits that show tistry, located here, can see how tooth loss affected Washing- first president’s famous chop- ton’s appearance. pers on display, & they can find out more about his tooth trou- According to the museum, bles. The story about wooden Washington lost his first tooth teeth is a myth. when he was 22 years old. Despite the fact that he brushed “Many people are surprised with tooth powder daily, he to find out that George Washing- would have only one tooth in ton never had wooden dentures,” his mouth by the time he was said Museum Curator Dr. Scott inaugurated president in 1789. Swank, in a recent press release. Washington had many illnesses “We think the myth arose since during his life, including small- ivory dentures tend to stain like pox and malaria. Treatments wood after years of eating and included remedies like mer- drinking.” curous chloride, which is known to destroy the teeth. The National Museum of Dentistry features a gallery devoted to the first president His favorite dentist, John Greenwood, would make several sets of dentures for Washington museum. In fact, they were gold and held in place with during his lifetime — and carved springs that held the upper and none of them would be made ivory and elephant ivory. Some from wood, according to the of the dentures were set in from hippopotamus lower teeth together. DT