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Inflammation of the gingival tissues and the oral mucous membranes. The condition can occur in response to viral infections, especially those that cause common childhood illnesses such as herpes virus (herpetic gingivostomatitis) and Coxsackie viruses (herpangina). It is characterized by yellowish or greyish ulcers on the gingivae, buccal mucosa, or the tongue. The condition is most common in children.

Subjects: Dentistry.

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