Persistent Discomfort in Upper First Molar: Possible Causes and Solutions
The upper first molar has been uncomfortable and has a noticeable presence, with a gray discoloration at the base? I started experiencing severe pain in my lower second molar on Monday, and I began undergoing root canal treatment. My upper first molar is also uncomfortable, and I...
Dr. Zeng Guanghui reply Dentistry
The upper molars appear gray, which may indicate that the dental nerve has degenerated and become necrotic, or it could be due to the discoloration from an old metal filling related to tooth decay. It is recommended to consult a dentist for a thorough examination. Dr. Tseng Guang...[Read More] Persistent Discomfort in Upper First Molar: Possible Causes and Solutions
Concerns About Wisdom Tooth Pain and Oral Health Before Extraction
Oral issues Recently, I have noticed two white spots on the tissue covering my lower left wisdom tooth, which feel slightly painful and have a burning sensation, along with some swelling. It seems somewhat similar to a typical ulcer. Today, September 10th, marks exactly one week ...
Dr. Zeng Guanghui reply Dentistry
It is likely that the wisdom tooth has not fully erupted or is positioned at an angle, causing the surrounding gum tissue to easily accumulate plaque and become inflamed. It is recommended to consult a dentist for the extraction of the wisdom tooth. As long as there is no severe ...[Read More] Concerns About Wisdom Tooth Pain and Oral Health Before Extraction
Are There Safe Methods to Remove Fixed Dentures Without Damage?
Issues with the removal of fixed dentures? I went to the dentist, and the doctor said that my front tooth (fixed dental prosthesis) is a bit damaged and needs to be replaced. However, the removal requires drilling and tapping. Are these the only two methods to remove the prosthes...
Dr. Zeng Guanghui reply Dentistry
Hello: During the process of removing fixed dentures, the dentist must use drilling and tapping techniques, but local anesthesia will be administered if necessary. Throughout the procedure, care will be taken to minimize damage to the healthy tooth structure, and the dentist will...[Read More] Are There Safe Methods to Remove Fixed Dentures Without Damage?
Understanding Tooth Sensitivity: Causes and Treatment Options
Sensitivity of the teeth to hot and cold on the sides? Hello Doctor: Last week, while brushing my teeth and rinsing my mouth, I felt a sharp pain on the buccal side of my molar when exposed to cold and heat, but it goes away quickly. Sometimes, biting down on something also trigg...
Dr. Zeng Guanghui reply Dentistry
Hello: The exposure of the cervical area of the teeth in the oral cavity may be caused by wear on the buccal surfaces or gum recession. When exposed to hot or cold stimuli, the teeth may become sensitive and painful. If the sensitivity occurs occasionally, it can be monitored; du...[Read More] Understanding Tooth Sensitivity: Causes and Treatment Options
Understanding Tooth Sensitivity After Dental Resin Fillings: Causes and Solutions
Tooth sensitivity? During a dental cleaning, the dentist noticed dark spots on the teeth and discovered cavities on the inner side of the front teeth. As a result, a composite resin filling was applied. It has been nearly a month since the filling, and I experience sensitivity an...
Dr. Zeng Guanghui reply Dentistry
Hello: If you continue to experience sensitivity and pain after having your front tooth filled, it may be due to the cavity being very deep, close to the dental nerve. As a result, you may feel sensitivity and pain when exposed to hot or cold stimuli. If the condition persists, i...[Read More] Understanding Tooth Sensitivity After Dental Resin Fillings: Causes and Solutions
Understanding Tooth Sensitivity After a Filling: Causes and Concerns
Tooth sensitivity or pain occurring one week after a dental filling? Hello Doctor: About a week ago, I went to the clinic to have a cavity filled. Since the molar had been filled many years ago, the doctor discovered that there was new decay inside, so they reopened it and refill...
Dr. Zeng Guanghui reply Dentistry
Hello: 1. It is likely due to the filling material, as the cavity is deep and close to the dental pulp, which can cause increased sensitivity and pain when exposed to hot or cold stimuli after the filling. 2. It is possible that gingival recession on the buccal side has exposed t...[Read More] Understanding Tooth Sensitivity After a Filling: Causes and Concerns
Should You Smooth Out Uneven Teeth? Expert Insights on Dental Care
Regarding tooth grinding? Dear Dr. Tseng, I have a slightly uneven area on the outer edge of my upper right second premolar, and a slightly sharp area on the outer edge of my upper right second molar. Currently, neither tooth has cavities, and they do not scrape against my tongu...
Dr. Zeng Guanghui reply Dentistry
Hello: 1. If there is no abrasion on the tongue or oral mucosa, it is not recommended to grind the teeth, but consideration should be given to whether the unevenness and sharpness of the tooth edges are caused by misalignment of the teeth. 2. During the natural wear process, the ...[Read More] Should You Smooth Out Uneven Teeth? Expert Insights on Dental Care
Post-Root Canal Surgery: Understanding Pain with Dental Implants
Pain after dental implant surgery? On August 19, I underwent root canal surgery at a dental clinic due to issues with my upper left fourth permanent molar. A few years ago, I had a root canal treatment followed by a crown placement, but recently, I noticed small abscesses forming...
Dr. Zeng Guanghui reply Dentistry
Hello: It is recommended to return for a follow-up appointment for the physician to check if there is any infection at the site of the root canal surgery. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.[Read More] Post-Root Canal Surgery: Understanding Pain with Dental Implants
Exploring Alternatives to Dentures for Upper Teeth Loss at 47
Upper teeth Due to periodontal disease, most of my upper teeth are almost unusable. I have had X-rays taken, and some of the tooth roots are also not viable. The dentist said that the only option is to get removable dentures. I would like to ask if this is the only option? After ...
Dr. Zeng Guanghui reply Dentistry
Hello: If many teeth cannot be used due to periodontal disease and you do not wish to opt for removable dentures, you may consider dental implants to restore chewing function. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.[Read More] Exploring Alternatives to Dentures for Upper Teeth Loss at 47
Understanding Tooth Pain: Causes, Symptoms, and Treatment Options
Dental issues Hello, Doctor. I have a few questions to ask you: 1. Over the past year, I have experienced pain in about six teeth, specifically in positions 17, 18, 25, 27, 37, and 47. This pain occurs without any food or related stimuli, and it is particularly intense in the m...
Dr. Zeng Guanghui reply Dentistry
Hello: 1. It is more likely that gum recession is causing the teeth to be exposed in the oral cavity, or there may be cracks in the teeth. It is advisable to avoid chewing hard foods or exposure to extreme temperatures. 2. If there is an abscess behind teeth 46 and 47, consid...[Read More] Understanding Tooth Pain: Causes, Symptoms, and Treatment Options
Recurring Gum Swelling: Understanding Causes and Treatment Options
Recurrent swelling of the gums in different locations? At the end of July, I experienced swelling and pain in my gums. Initially, I thought it was due to not brushing my teeth properly, so I went to a dental clinic for a cleaning and took pain relief and anti-inflammatory medicat...
Dr. Zeng Guanghui reply Dentistry
Hello: If you are experiencing recurrent gum infections and inflammation that cannot be fully resolved, it is recommended to consult a periodontist to check for periodontal pockets or bone resorption issues. Dr. Tseng Kuan-Hui, Department of Dentistry, Nantou Hospital.[Read More] Recurring Gum Swelling: Understanding Causes and Treatment Options
Can a Permanently Bonded Dental Crown Be Removed or Repaired?
Is it true that dentures that have already been bonded cannot be removed anymore? Hello, doctor. As per the subject, I would like to ask if a dental crown that has been permanently cemented can really not be removed anymore? I just had a fixed dental crown placed, but I feel like...
Dr. Zeng Guanghui reply Dentistry
Hello: If the teeth with crowns feel a bit loose, it may indicate periodontal inflammation or bone resorption. First, periodontal treatment should be performed; if that does not resolve the issue, then consider removing the crown. Dr. Tseng Guang-Hui, Department of Dentistry, Nan...[Read More] Can a Permanently Bonded Dental Crown Be Removed or Repaired?
Is It Necessary to Redo Incomplete Root Canal Treatment?
The root canal filling from a previous root canal treatment is incomplete? Hello, I recently had a dental filling for a cavity at a clinic, where a full-mouth X-ray was taken. The dentist noticed something unusual with my front teeth and took an additional X-ray specifically of t...
Dr. Zeng Guanghui reply Dentistry
Hello: 1. If you are concerned about the possibility of incomplete filling of the root canal leading to a root canal infection in the future, you may consider retreatment of the root canal. 2. The root canals of the anterior teeth generally have clear visibility, and it is not al...[Read More] Is It Necessary to Redo Incomplete Root Canal Treatment?
Is Choosing Metal-Ceramic Bridges for Molars a Good Option?
Dental bridge issues Hello, I would like to ask about getting a dental bridge for my left posterior molar area. I chose a metal-ceramic bridge, and the dentist suggested that the first two units be porcelain-fused-to-metal while the third unit should not be porcelain-fused. He me...
Dr. Zeng Guanghui reply Dentistry
Hello: If you need to get a dental bridge and the molar teeth do not have sufficient brightness or tooth structure, you may consider getting a metal crown to avoid excessive reduction of tooth structure, which could affect the dental nerves. Dr. Tseng Guang-Hui, Department of Den...[Read More] Is Choosing Metal-Ceramic Bridges for Molars a Good Option?
Why Your Dentist Might Advise Against Crowns After Root Canal Treatment
The dentist does not recommend placing a crown after root canal treatment on a molar? Hello Doctor, I have a deep cavity in my lower second molar, and during the root canal treatment, I developed two abscesses in the gum behind it. The doctor mentioned that the tooth has some mob...
Dr. Zeng Guanghui reply Dentistry
Hello: If periodontal issues persist after root canal treatment, such as difficulties in cleaning the posterior gingival sulcus leading to inflammation, it may be advisable to consult a periodontist for an evaluation of potential solutions. Once the periodontal issues are resolve...[Read More] Why Your Dentist Might Advise Against Crowns After Root Canal Treatment
Understanding Tooth Pain After Filling: Causes and Concerns
Tooth pain after a dental filling? Hello, doctor. I previously went to a regional hospital for a dental filling. After examining my teeth, the responsible dentist said I had a small cavity and then referred me to another dentist for the filling. I'm not sure if that dentist ...
Dr. Zeng Guanghui reply Dentistry
If you experience pain when consuming hot or cold foods one month after having a cavity filled, it is advisable to return for a check-up to see if the filling has cracked or come loose. It is recommended to consult a dentist for further examination. Dr. Tseng Guang-Hui, Departmen...[Read More] Understanding Tooth Pain After Filling: Causes and Concerns
Do I Need to Use Super Floss Daily for My Dental Bridge?
Dental bridge cleaning issues - Super floss? Hello Dr. Tseng, I had a dental bridge (from the upper right canine to the first molar) placed in April of this year. The dentist who installed the bridge told me that since the new bridge fits very well, I only need to return for reg...
Dr. Zeng Guanghui reply Dentistry
It is still recommended to use super floss daily to clean around the dental bridge after it is installed, to prevent plaque accumulation in the gaps, which can lead to gum inflammation and even secondary cavities. Dr. Tseng Kwang-Hui, Department of Dentistry, Nantou Hospital.[Read More] Do I Need to Use Super Floss Daily for My Dental Bridge?
Understanding Periodontal Treatment: Antibiotics and Tooth Gaps
Periodontal scaling? Hello doctor, I am currently abroad. About a week ago, I went for a dental cleaning, and they told me that I had severe tartar buildup. After the cleaning, they mentioned that I should take antibiotics and that the bone or something around my front teeth woul...
Dr. Zeng Guanghui reply Dentistry
If there is still inflammation in the gums after a dental cleaning, it indicates a possible bacterial infection. Therefore, the dentist may prescribe antibiotics to suppress the oral bacterial infection, allowing the resorbed alveolar bone to have a chance to return to normal met...[Read More] Understanding Periodontal Treatment: Antibiotics and Tooth Gaps
Understanding Red Bumps on Lips: When to Seek Dental Care
A red spot on the lip? Hello Doctor, it seems that I might have bitten this area while eating, but I'm not entirely sure if it's the spot indicated by the arrow. Today, I suddenly noticed that when I feel this location with my tongue, there is a small red bump that does...
Dr. Zeng Guanghui reply Dentistry
1. It could be a blister or an infection. If it breaks and there is no discomfort or persistent bleeding, it is advisable to monitor it. 2. If it does not resolve after two weeks, you should see a doctor for an examination. 3. Both are acceptable. 4. If there is ongoing pain or r...[Read More] Understanding Red Bumps on Lips: When to Seek Dental Care
Concerns About Silver Fillings: Risks and Alternatives for Dental Care
Concerns about silver powder removal? Hello, doctor! I have three teeth filled with silver amalgam, but I have a problem where they tend to fall out or sink (especially the molars) approximately every two years, possibly due to long-term wear from chewing. I have some concerns: ...
Dr. Zeng Guanghui reply Dentistry
1. There is no scientific evidence indicating that the vapor produced during the removal of silver amalgam has any impact on human health, as long as the medical facility has proper ventilation and the removal process is handled carefully, it will not harm the healthy tooth struc...[Read More] Concerns About Silver Fillings: Risks and Alternatives for Dental Care