ORAL ULCERS Overview
WHAT ARE ORAL ULCERS?
Canker sores or mouth ulcers are usually small, round or oval shaped, painful, red ulcers in the oral cavity on the mucous membrane.
Location may be inside of cheeks, floor of mouth, gums or tongue. The ulcers usually start appearing in childhood and resolve by thirties.
TYPES OF MOUTH ULCERS:
MINOR ULCERS are 2-7mm in diameter and usually resolve early within a fortnight.
MAJOR ULCERS are big, deep ulcers with irregular edged with punched out appearance and raised edges and take several weeks to heal causing much pain.
HERPETIFORM ULCERS are very small pinhead sized ulcers which appear in cluster and are many in number.
SYMPTOMS & CAUSES
Symptoms usually include:
- presence of sore,
- round or oval shaped,
- white/grey at center and red at edges,
- painful ulcers.
If the ulcers are big and lasting since long time can cause fever also and some times enlarged lymph nodes too.
- A sharp tooth or braces or ill fitting dentures may cause recurrent trauma in the oral cavity and can form an ulcer at the site of trauma.
- Stress or tissue injury can also cause simple mouth ulcers which heal quickly.
- Citrus or acidic food items can also cause mouth ulcers.
- Nutritional deficiency of vitamin B12, zinc, folic acid can cause mouth ulcers.
- Diseases like crohn’s disease, coeliac disease also have mouth ulcers.
- Too much acidic regurgitation can also cause mouth ulceration.
- Smoking can also cause mouth ulcers.
- Chewing tobacco, Betel nuts, paan can also cause ulceration.