uncommon causes
Last reviewed 01/2018
It should be noted that many of these causes are listed for completeness, and that it may be very rare to see mouth ulcers that are a result of these conditions.
- gastrointestinal disease:
- Crohn's disease
- ulcerative colitis
- coeliac disease
- rheumatological disease:
- Reiter's disease
- Behcet's syndrome
- infection:
- viral:
- herpes simplex
- herpes zoster
- bacterial
- syphilitic
- tuberculous
- erythema multiforme
- self-inflicted