Untreated, the infection may lead to rapid destruction of the periodontium and can spread, as<unk>  stomatitis or noma, into neighbouring tissues in the cheeks, lips or the bones of the jaw. As stated, the condition can occur and be especially dangerous in people with weakened immune systems. This progression to noma is possible in malnourished susceptible individuals, with severe disfigurement possible.
Acute necrotizing ulcerative gingivitis
Denture-related stomatitis
Contact stomatitis
Idiopathic facial aseptic granuloma
Chronic sclerosing sialadenitis
Disseminate and recurrent infundibulofolliculitis
Aphthous stomatitis
Dental abscess