Stomatitis caused by Herpesvirus hominis. It usually occurs as acute herpetic stomatitis (or gingivostomatitis), an oral manifestation of primary herpes simplex seen primarily in children and adolescents. The disease is Monarch Disease Ontology identifier MONDO_0005792 (herpes simplex virus gingivostomatitis). Also known as: Simplexvirus caused stomatitis, Simplexvirus stomatitis.