Should You Replace Your Upper Second Molar After Extraction? - Dentistry

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Extraction of the upper second molar?


Due to deep decay in my upper second molar and its poor condition, a previous root canal treatment was unsuccessful, and it was filled with material.
After more than two years, the filling came out.
I visited the dentist yesterday, and since I have a bit of a thick bite, the dentist assessed that the second molar has very low functional use for me, so he directly recommended extraction.
The dentist also mentioned that my wisdom tooth might come in afterward, and I had it extracted on the spot.
However, I later read online that the second molar should not be extracted lightly.
I would like to know if I need to consider getting an implant to replace it.
🥹

Anyhow, 20~29 year old female. Ask Date: 2022/12/20

Dr. Zeng Guanghui reply Dentistry


If the second molar cannot be restored and the previous root canal treatment was incomplete, extraction may be considered.
Whether to replace it with an implant depends on the potential eruption of the wisdom tooth.
If the wisdom tooth can erupt, it may serve as a substitute for the extracted second molar.
It is advisable to discuss further treatment options with the attending physician.
Dr.
Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

Reply Date: 2022/12/20

More Info


When it comes to the decision of whether to replace your upper second molar after extraction, there are several factors to consider. The upper second molar, also known as the maxillary second molar, plays a significant role in your dental arch, contributing to chewing efficiency and maintaining the alignment of surrounding teeth. However, if your dentist has recommended extraction due to severe decay and a history of unsuccessful root canal treatment, it is essential to weigh the pros and cons of replacement options.

Firstly, let's discuss the implications of leaving the space from the extracted tooth unfilled. If you choose not to replace the second molar, you may face several potential issues. Over time, the adjacent teeth may shift into the empty space, leading to misalignment and bite problems. This shifting can also cause increased wear on your remaining teeth and may lead to further dental complications, such as gum disease or tooth decay. Additionally, the opposing tooth (the lower second molar) may over-erupt into the space, which can cause discomfort and further dental issues.

On the other hand, replacing the extracted tooth can help maintain the integrity of your dental arch and prevent the aforementioned complications. There are several options for tooth replacement, including dental implants, bridges, and partial dentures.
1. Dental Implants: This is often considered the gold standard for tooth replacement. A dental implant involves placing a titanium post into the jawbone, which acts as a root for a crown that will be placed on top. Implants are durable, function like natural teeth, and help preserve jawbone density. However, they require sufficient bone density and may involve a surgical procedure, along with a healing period.

2. Dental Bridges: A bridge involves anchoring a false tooth (pontic) to the adjacent teeth (abutments). While this option is less invasive than an implant, it requires altering the neighboring teeth, which may not be ideal if those teeth are healthy.

3. Partial Dentures: This is a removable option that can replace one or more missing teeth. While it is less expensive and non-invasive, it may not provide the same level of function or stability as implants or bridges.

Given your situation, where the dentist has indicated that the second molar has a low functional value for you, it is essential to consider your overall dental health and future needs. If you are concerned about the potential for future dental issues or misalignment, discussing the option of a dental implant with your dentist may be worthwhile. They can assess your bone density and overall oral health to determine if you are a suitable candidate for an implant.

In conclusion, while your dentist's recommendation to extract the upper second molar may have been based on sound clinical judgment, the decision to replace it should be made after careful consideration of the potential consequences of leaving the space empty versus the benefits of replacement. Consulting with your dentist about your specific circumstances, including your dental health, budget, and personal preferences, will help you make the best decision for your oral health moving forward.

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