Acute Necrotizing Ulcerative Gingivitis
(ANUG; Trench Mouth; Vincents Stomatitis)
by Cynthia M. Johnson, MA
Acute necrotizing ulcerative gingivitis (ANUG) is a serious infection of the gums.
The exact cause is not known. It happens when there is excess bacteria in the mouth.
This problem is more common in people who are 24 years of age and younger. The risk is higher in people who have excess bacteria in the mouth due to:
Problems may be:
The doctor will ask about your symptoms and health history. A dental exam will be done.
Images may be taken of your teeth and face. This can be done with x-rays.
Any underlying causes will need to be treated, such as improving nutrition and dental care.
The goals of treatment are to ease pain and stop the disease from getting worse. Options are:
The risk of this health problem may be lowered by:
American Academy of Periodontology
Mouth Healthy—American Dental Association
Canadian Dental Association
Dental Hygiene Canada
Acute necrotizing ulcerative gingivitis. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/acute-necrotizing-ulcerative-gingivitis. Accessed August 16, 2021.
Acute necrotizing ulcerative gingivitis. Merck Manual Professional Version website. Available at: https://www.merckmanuals.com/professional/dental-disorders/periodontal-disorders/acute-necrotizing-ulcerative-gingivitis-anug. Accessed August 16, 2021.
Last reviewed July 2021 by EBSCO Medical Review Board James Cornell, MD
Last Updated: 8/16/2021
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