Post-Wisdom Tooth Extraction Healing and Concerns - Dentistry

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Hello Dr.
Tseng: I had my lower right wisdom tooth extracted over a decade ago.
Currently, that area only has gum tissue.
Last July, I noticed a semi-circular protrusion on the gum tissue, approximately 0.2 cm in size, with a pinkish-white color.
During a routine dental cleaning, I asked my dentist about it, and they believed it was a scar left from the healing of the wisdom tooth extraction, considering it normal tissue.
Therefore, it was not eligible for insurance coverage, and no treatment has been performed to date.
I would like to ask Dr.
Tseng the following questions:
Q1.
Based on the above, can a scar from the healing of a wisdom tooth extraction really appear as a semi-circular protrusion?
Q2.
Is it possible that the semi-circular protrusion is due to residual tooth structure from my lower right wisdom tooth that was not completely extracted over a decade ago?
Q3.
How can I confirm whether the wisdom tooth was completely removed? Additionally, if the wisdom tooth was not fully extracted, what symptoms might I experience?
Thank you, Dr.
Tseng.

Kris, 40~49 year old female. Ask Date: 2024/01/07

Dr. Zeng Guanghui reply Dentistry


Hello Kris:
1.
The semicircular protrusion may be caused by gingival inflammation and hyperplasia.
It is recommended to consult a dentist for further examination if it does not resolve.

2.
If there are residual tooth roots that were not completely extracted, this could lead to inflammation and protrusion of the gums at the extraction site.

3.
An X-ray can be taken to confirm whether the extraction was thorough.
If there are indeed residual tooth roots, it is advisable to return for proper management.

Director Tseng Guang-Hui, Department of Dentistry, Nantou Hospital

Reply Date: 2024/01/07

More Info


Hello! Thank you for your questions regarding the healing process after wisdom tooth extraction and the concerns you have about the changes in your gum tissue. I’ll address each of your questions in detail.

Q1: Is it normal for a scar from wisdom tooth extraction to appear as a half-moon shaped bump?
Yes, it is possible for the healing process after a wisdom tooth extraction to leave behind a scar that may appear as a raised or protruding area on the gum tissue. This can happen due to the way the tissue heals and the formation of scar tissue. The appearance of a half-moon shaped bump could be a result of the natural healing process, where the gum tissue may not lay flat against the underlying bone. This is particularly common in areas where the extraction was more complicated or where the bone was involved. If the tissue is not painful, does not bleed, and does not show signs of infection (such as swelling, redness, or discharge), it is likely a benign scar tissue formation.

Q2: Could the half-moon shaped bump be a remnant of the wisdom tooth that was not fully extracted?
It is possible, although less common, for remnants of the wisdom tooth to remain after extraction, particularly if the tooth was impacted or if the extraction was complicated. If the bump you are observing is hard or bony in texture, it could indicate that there is some residual bone or tooth structure. However, if it is soft and fleshy, it is more likely to be scar tissue. If you have concerns about whether the tooth was fully removed, it is advisable to consult with your dentist or an oral surgeon. They may recommend imaging studies, such as an X-ray, to assess the area and determine if any remnants are present.

Q3: How can I confirm if the wisdom tooth was fully extracted, and what symptoms might indicate that it was not?
To confirm whether the wisdom tooth was fully extracted, your dentist can perform a clinical examination and may suggest imaging studies like a panoramic X-ray or a cone beam CT scan. These imaging techniques can provide a clear view of the bone structure and any remaining tooth fragments.

If the wisdom tooth was not fully extracted, you might experience several symptoms, including:
1. Pain or Discomfort: Persistent pain in the area where the tooth was extracted, especially if it radiates to nearby teeth or the jaw.

2. Swelling or Inflammation: Ongoing swelling or redness in the gum tissue surrounding the extraction site.

3. Infection Signs: Symptoms such as pus, foul odor, or a bad taste in the mouth could indicate an infection or the presence of a foreign body.

4. Changes in Bite: If the remaining tooth structure is causing misalignment or discomfort when biting or chewing.

In conclusion, while it is common for the healing process to leave behind some scar tissue, it is essential to monitor the area for any concerning symptoms. If you have any doubts or experience discomfort, it is always best to consult with your dentist for a thorough evaluation. They can provide you with the most accurate diagnosis and treatment options if necessary. Thank you for your questions, and I wish you the best in your dental health journey!

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