Gum Lacerations: Causes and What to Watch For - Dentistry

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Gingival mucosal ulceration?


Hello Doctor, after dinner this evening, I suddenly noticed that the inner gum of my upper left molar has a broken surface, as shown in the image: http://i.imgur.com/PHh5kl5.jpg.
When I run my tongue over it, it feels rough, but there is no pain.
I am unsure what might have caused this and what changes I should be aware of moving forward.
Thank you!

Da Huo Zi, 20~29 year old female. Ask Date: 2016/06/17

Dr. Lin Jiayong reply Dentistry


Hello, please continue to monitor for any pain or changes in color.
If the skin breakdown has not healed after two weeks, please visit a medical facility for further evaluation.

Reply Date: 2016/06/17

More Info


Gum lacerations can occur for various reasons, and understanding the potential causes and what to monitor is essential for effective management. Based on your description, it seems you have a laceration or abrasion on the inner side of your upper left molar gum. Here are some common causes and considerations regarding gum lacerations:

Causes of Gum Lacerations
1. Trauma: One of the most common causes of gum lacerations is trauma. This can occur from biting down on hard foods, dental procedures, or accidental injury from utensils or other objects. If you recently had a meal that involved hard or sharp foods, this could be the cause.

2. Dental Issues: Conditions such as gum disease (gingivitis or periodontitis) can lead to weakened gum tissue, making it more susceptible to lacerations. Additionally, dental appliances like braces or dentures can sometimes irritate the gums.

3. Infections: Oral infections, such as abscesses or periodontal disease, can cause inflammation and make the gums more prone to injury. If there is an underlying infection, it may lead to further complications.

4. Systemic Conditions: Certain systemic health issues, such as vitamin deficiencies (e.g., Vitamin C deficiency leading to scurvy) or blood disorders, can affect gum health and healing.

5. Allergic Reactions: Allergies to certain foods, dental materials, or oral hygiene products can cause irritation and lacerations in the gums.


What to Watch For
While your gum laceration may not be causing you pain at the moment, there are several signs and symptoms you should monitor:
1. Increased Pain or Discomfort: If you start to experience pain, especially if it worsens over time, this could indicate an infection or other complications.

2. Swelling or Redness: Monitor for any swelling or redness around the affected area. This could be a sign of inflammation or infection.

3. Bleeding: If the laceration begins to bleed, especially if it does not stop after a few minutes, you should seek dental care.

4. Pus or Discharge: The presence of pus or any unusual discharge from the laceration may indicate an infection that requires treatment.

5. Fever or Systemic Symptoms: If you develop a fever or feel unwell, this could indicate a more serious infection that needs medical attention.

6. Changes in Taste or Smell: If you notice any changes in your ability to taste or smell, this could be related to an oral infection.


Management and Treatment
For minor gum lacerations, here are some general management tips:
- Maintain Oral Hygiene: Continue to brush your teeth gently and rinse your mouth with warm salt water to help keep the area clean and promote healing.

- Avoid Irritants: Stay away from spicy, acidic, or hard foods that could further irritate the laceration.

- Pain Relief: If you experience discomfort, over-the-counter pain relievers like ibuprofen or acetaminophen can help.

- Monitor Healing: Keep an eye on the laceration for signs of healing or any concerning changes.

If the laceration does not improve within a few days, or if you notice any of the concerning signs mentioned above, it is advisable to consult a dentist or healthcare professional for a thorough evaluation and appropriate treatment. They may recommend further interventions, such as topical treatments or antibiotics if an infection is suspected.

In summary, while gum lacerations can often be minor and self-limiting, it is essential to monitor for any changes that could indicate complications. Maintaining good oral hygiene and being aware of your symptoms will help ensure a smooth recovery.

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