what is viral stomatitis
Stomatitis in Children: Causes, Infections and Treatments What is viral Stomatitis? Herpes stomatitis is caused by infection of the HSV1 virus in young children. Aphthous stomatitis is caused by a variety of problems with oral hygiene or damage to mucous membranes. Some potential causes include: dry tissues from breathing through the mouth due to clogged nasal passages.