Should I Extract My Cavity-Ridden Tooth Before Wisdom Tooth Emergence? - Dentistry

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Cavity in the tooth anterior to the wisdom tooth?


Hello, doctor! As mentioned, I have a cavity in the large molar in front of my wisdom tooth on the lower right side.
I would like to know if I can directly extract that decayed molar.
After extraction, will my wisdom tooth move forward to fill the space left by the molar, or is it generally recommended to treat it first? I'm in so much pain that I want to have it pulled out, and it seems like the decay is quite deep, as many places have suggested root canal treatment.
Thank you.

Hsuān, 20~29 year old female. Ask Date: 2016/06/19

Dr. Zeng Guanghui reply Dentistry


If the molar in front of the wisdom tooth has a cavity, the extent of the decay needs to be assessed.
If the decay is too extensive and cannot be restored, extraction of the molar may be considered to allow the wisdom tooth to emerge.
However, if the decay is deep but still manageable, performing a root canal treatment followed by restoration is recommended to preserve the molar.

Reply Date: 2016/06/19

More Info


When considering whether to extract a cavity-ridden tooth before the emergence of a wisdom tooth, there are several factors to take into account. The decision should ideally be made in consultation with a dentist or oral surgeon who can evaluate your specific situation. Here’s a breakdown of the considerations involved:
1. Condition of the Tooth: If your molar (the large tooth in question) is severely decayed and causing you pain, extraction may be a reasonable option. Deep cavities can lead to infections, which can cause significant discomfort and may affect your overall oral health. If the tooth is beyond repair and root canal treatment is not viable, extraction is often the best course of action.

2. Wisdom Tooth Emergence: Wisdom teeth, or third molars, typically emerge in late adolescence or early adulthood. If your wisdom tooth is positioned correctly and has enough space to erupt without causing crowding, it may move into the space left by the extracted molar. However, this is not guaranteed. Wisdom teeth can also cause complications, such as impaction or misalignment, which may necessitate their own extraction later on.

3. Timing of Extraction: Some dentists recommend extracting problematic teeth before wisdom teeth emerge to prevent potential complications. If the wisdom tooth is likely to push against the adjacent teeth, it could exacerbate any existing issues. Conversely, if your wisdom tooth is not expected to cause problems, you might consider treating the cavity first.

4. Treatment Options: If the cavity is deep but not yet causing severe pain, your dentist may suggest a filling or root canal treatment instead of extraction. Root canal therapy can save the tooth by removing the infected pulp and sealing the tooth, allowing it to remain functional. However, if the tooth is too damaged, extraction may be the only viable option.

5. Post-Extraction Care: If you decide to proceed with extraction, it is crucial to follow post-operative care instructions to promote healing and prevent complications such as dry socket. Additionally, your dentist may recommend follow-up appointments to monitor the emergence of your wisdom tooth and ensure that your oral health remains stable.

6. Consultation with a Specialist: If you are unsure about the best course of action, consider seeking a second opinion from an oral surgeon or a specialist in dental surgery. They can provide insights based on their expertise and may offer different treatment options tailored to your needs.

In summary, while extracting a cavity-ridden tooth before the emergence of a wisdom tooth can be a viable option, it is essential to weigh the pros and cons carefully. Factors such as the condition of the tooth, the position of the wisdom tooth, and your overall oral health should guide your decision. Always consult with a dental professional to ensure that you choose the best path for your dental health.

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