单词	periodontitis
释义	periodontitis noun peri·​odon·​ti·​tis ˌper-ē-(ˌ)ō-ˌdän-ˈtī-təs  : inflammation of the supporting structures of the teeth and especially the periodontal membrane Example Sentences Recent Examples on the Web Of 568 Covid patients studied, those with periodontitis, the most severe form of gum disease, were at significantly higher risk of complications including death, admission to an intensive-care unit and need for a ventilator. Laura Landro, WSJ, 11 Apr. 2021 But given preliminary findings that these devices create gum disease-like conditions, Kumar is concerned for the long-term public health impact of periodontitis and other chronic diseases. Jackie Rocheleau, Forbes, 4 Mar. 2021 Perhaps most concerning for long-term health consequences, the study revealed that healthy e-cigarette users had pathogen representation and inflammation on par with people with severe periodontitis or gum disease. Jackie Rocheleau, Forbes, 4 Mar. 2021 In periodontitis, plaque and tartar build up in the pocket between the tooth and the gum. Jackie Rocheleau, Forbes, 4 Mar. 2021 If no intervention is done, the disease develops into advanced periodontitis, which can cause complete destruction of the tooth's bony support structure and eventual tooth loss. Katie Hunt, CNN, 29 July 2020 Researchers are trying to learn more about the ways microbes are implicated in periodontitis (gum disease) and caries (cavities). Eryn Brown, Smithsonian, 8 Nov. 2019 Preliminary research has shown that Porphyromonas gingivalis, a type of bacteria that causes periodontitis, is more commonly found in the brains of people with Alzheimer’s disease. Lila Maclellan, Quartz, 31 July 2019 All 21 showed some signs of gum disease, or periodontitis, along with at least minor cavities. Kiona N. Smith, Ars Technica, 25 Nov. 2018 See More Word History Etymology New Latin First Known Use 1870, in the meaning defined above Medical Definition periodontitis noun peri·​odon·​ti·​tis ˌper-ē-(ˌ)ō-ˌdän-ˈtīt-əs  : inflammation of the periodontium and especially chronic inflammation that typically follows untreated gingivitis and that results in progressive destruction of the periodontal ligament, formation of pockets around the teeth, and resorption of alveolar bone chiefly in a horizontal direction with loosening or loss of teeth called also pericementitis
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