As parents, we feel helpless when we see our children in pain. One such issue that may take us by surprise is the occurrence of canker sores in toddlers.
Canker sores in toddlers are an oral problem that can make it painful for them to drink, eat, or even speak. They are common and generally not a serious health concern.
However, if our toddlers are troubled by them, we must know how to manage the sores, when to seek medical advice, and how to provide relief as soon as possible.
In today’s post, we will discuss what canker sores are, what causes them in toddlers, and how to treat them.
What Are Canker Sores?
Canker sores are small ulcers, also known as aphthous ulcers. They usually appear on the soft tissues inside the mouth—on the inner lips, cheeks, tongue, or roof of the mouth.
They should not be confused with cold sores or fever blisters, which occur outside the mouth. Unlike cold sores, canker sores are not contagious.
In toddlers, canker sores appear as small, round or oval spots with a white, yellow, or gray center surrounded by a red border. While they can be painful, they are usually small in size.
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Causes of Canker Sores in Toddlers
The exact cause of canker sores is not fully understood, but several factors may trigger them in toddlers:
Minor mouth injuries: Accidental biting of the tongue or cheek, or brushing too hard.
Nutritional deficiencies: Lack of iron, folic acid, or vitamin B12.
Food sensitivity: Citrus fruits, tomatoes, chocolate, and spicy foods may trigger sores.
Stress or fatigue: Even mild stress or tiredness can affect toddlers.
Immune system issues: Illnesses or an overactive immune response can cause sores.
Family history: A parent who is prone to canker sores may pass on the susceptibility.
Related: Infant Strabismus: Symptoms, Causes, and Remedies
Signs and Symptoms
Toddlers may not be able to explain their discomfort clearly, but parents can watch for signs such as:
Refusing certain foods, especially acidic or salty ones
Crying or fussing during meals
Pointing to the mouth or saying “ouch” while eating
Drooling more than usual
Visible small, round sores in the mouth
Trouble sleeping due to discomfort
Most sores are not a cause for concern. However, see a pediatrician if the sores are unusually large, appear frequently, or occur with fever.
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How to Treat Canker Sores in Toddlers
The good news is that canker sores usually heal on their own within 7 to 14 days. Still, parents can help ease the pain and speed recovery.
1. Relieve Pain
Cold foods: Yogurt, applesauce, or smoothies soothe discomfort.
Ice chips: For older toddlers, small ice chips can melt in the mouth to numb pain.
Cold water: A simple and effective remedy.
2. Oral Care
Brush teeth gently twice a day, avoiding the sore area.
Use a soft-bristled toddler toothbrush.
Avoid strong-flavored toothpaste, such as mint, which can sting.
3. Home Remedies
Saltwater rinse: For older toddlers who can spit (½ teaspoon salt in 1 cup of warm water).
Baking soda rinse: Same ratio as saltwater to neutralize acids.
Coconut oil dab: Apply a tiny amount with a clean finger or cotton swab.
Honey (for children over 1 year old): A thin layer can soothe pain and promote healing.
4. Dietary Considerations
Avoid acidic foods (citrus, tomatoes, strawberries).
Avoid salty or spicy snacks.
Serve soft foods (mashed potatoes, oatmeal, scrambled eggs).
Keep your toddler hydrated with water or diluted non-citrus juices.
5. Over-the-Counter Help (If Needed)
Pediatrician-approved gels or protective pastes may be used.
Always consult a doctor or pharmacist before giving anything to children under 3.
Things to Avoid
Do not apply aspirin or adult numbing gels to the sore.
Do not ignore repeated sores; they may indicate a deficiency or underlying condition.
Do not brush roughly over the sore.
When to Consult a Doctor
Most canker sores heal on their own within 2 weeks. Contact your pediatrician if:
The sores don’t heal within 2 weeks.
They are unusually large or spreading.
More than three sores appear at once.
Sores occur along with fever.
Your toddler has difficulty drinking or eating.
A doctor may order blood tests to check for deficiencies or prescribe a safe mouth rinse. They will also rule out other conditions.
Preventing Future Canker Sores
Although recurrences can’t always be prevented, parents can reduce the risk by:
Encouraging a balanced diet: Ensure iron- and vitamin-rich foods.
Practicing gentle oral hygiene: Use a soft toothbrush and child-friendly toothpaste.
Avoiding trigger foods: Limit foods that seem to cause sores.
Keeping toddlers hydrated: Support overall oral health.
Reducing stress: Maintain routines and a calm environment.
Conclusion
Canker sores in toddlers are common and usually not serious, though they can be uncomfortable. With soothing foods, gentle oral care, and simple home remedies, most toddlers begin to feel better within days.
It’s important for parents to recognize when sores are healing normally and when to seek medical advice. With this knowledge, we can care for our toddlers with confidence, keeping them safe, healthy, and comforted.
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