what are mouth lesions?
Mouth lesions are a very common condition that can affect anyone at any age. Simply put, they are ulcers or blisters that appear on the soft tissues inside the mouth, such as the lips, tongue, gums, and inner cheeks.
Sometimes, they may extend to the esophagus as well. Most of these lesions are not serious and tend to heal on their own within a week or two. However, in some cases, they may be a sign of more complex conditions such as viral infections or even oral cancer.
what are the causes of mouth lesions?
There are several common causes of mouth lesions, including:
- Viral infections such as herpes virus or Epstein-Barr virus
- Vitamin deficiencies, especially vitamin B12 and folic acid
- Weak immune system, as in cases of AIDS or chemotherapy
- Stress and psychological pressure
- Chronic diseases like Crohn's disease or celiac disease
- Poorly cleaned dentures or braces
- Smoking or consuming very hot foods and drinks
- Certain medications like antibiotics or epilepsy drugs
- Poor nutrition or chronic dry mouth
what are the common symptoms of mouth lesions?

Patients may experience several common symptoms, including:
- White, yellow, or red ulcers inside the mouth
- Tingling or burning sensation before the ulcers appear
- Pain while chewing or speaking
- Swelling in the gums or cheeks
- Temporary loss of taste
- Difficulty swallowing or eating
- Cracks at the corners of the mouth
- Sometimes accompanied by fever or general fatigue
when should you see a doctor?
You should consult a doctor in the following cases:
- Ulcers persist for more than two weeks without improvement
- General symptoms like fever or weight loss appear
- Recurrent mouth lesions
- Unusual bleeding or swelling
- Severe difficulty in eating or speaking
- Thick white patches that don't go away easily
- If the patient has immune disorders or is undergoing chemotherapy
how are mouth lesions diagnosed?
Diagnosis can be made using several methods, including:
- Clinical examination of the mouth, tongue, and gums
- Taking a sample from the ulcers for lab analysis
- Blood tests to check for vitamin deficiencies or infections
- Immunological tests to detect autoimmune diseases
- In some cases, imaging or biopsy may be required to confirm diagnosis, especially if oral cancer is suspected
what are the available treatments for mouth lesions?
There are several treatment options for mouth lesions, including:
- Topical ointments or gels to relieve pain and inflammation
- Antiviral medications if the lesions are caused by viral infections
- Nutritional supplements to correct vitamin deficiencies
- Antifungal medications if the infection is fungal
- Antiseptic mouthwash to reduce infection
- Avoiding spicy or acidic foods that worsen irritation
- In chronic cases, immunotherapy or surgical treatment may be considered
can mouth lesions be cured?
Yes, in most cases, mouth lesions can heal completely within a few days without medical intervention.
However, in chronic cases or those linked to other diseases, regular follow-up and treatment are necessary.
The key is to identify and treat the underlying cause to prevent recurrence.
what are the prevention tips for mouth lesions?
Here are several tips to help prevent mouth lesions:
- Maintain daily oral and dental hygiene
- Eat a balanced diet rich in vitamins and minerals
- Avoid stress and psychological pressure as much as possible
- Quit smoking and avoid very hot drinks
- Clean dentures and braces regularly
- Use antiseptic mouthwash when needed
- Visit a doctor if unusual symptoms appear
what are the possible complications of mouth lesions?
Some side effects and complications may occur, including:
- Infection spreading to other areas like the throat or esophagus
- Weight loss due to difficulty eating
- Chronic condition affecting quality of life
- Rarely, progression to oral cancer
- Nutritional deficiencies due to persistent pain
- Speech problems or social communication issues
frequently asked questions about mouth lesions
Are mouth lesions contagious?
Some types, like oral herpes, are contagious, while others like canker sores are not.
Can mouth lesions be a sign of a serious disease?
Yes, in some cases they may indicate immune disorders, vitamin deficiencies, or even oral cancer.
Are children at risk of mouth lesions?
Definitely, especially in cases of weak immunity or viral infections.
Can mouth lesions be treated at home?
In mild cases, yes. But if symptoms persist or become very painful, a doctor should be consulted.