Dr. Zeng Guanghui reply Dentistry Question - Page 31

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Understanding Tooth Sensitivity and Movement After Dental Filling

Loose dental filling? The day after getting a dental filling, my tooth felt very sensitive, but by the next day, the sensitivity went away and I started to feel a pressure sensation, and it hurt when I touched it lightly. Additionally, there is a slight mobility in the tooth, and...


Dr. Zeng Guanghui reply Dentistry
Hello, it is possible that the filling is too high, causing occlusal interference and resulting in injury to the periodontal ligament. It may also be that the original cavity was very deep; although the cavity has been filled, the dental nerve may still be stimulated, leading to ...

[Read More] Understanding Tooth Sensitivity and Movement After Dental Filling


Is It Safe to Leave One Root Canal Empty After Treatment?

Is it acceptable to leave one of the root canals empty without filling it with gutta-percha? Hello, Dr. Zeng! I have a molar that is undergoing root canal treatment, and I have a question. Out of the three root canals, only two have been filled with gutta-percha, while the third ...


Dr. Zeng Guanghui reply Dentistry
Hello, Xiao Yuan: If the root canal is not filled due to calcification that prevents proper cleaning and refilling, it can be monitored. However, if it is due to limited operational space, it is advisable to consult with the physician for alternative methods. Director of Dentistr...

[Read More] Is It Safe to Leave One Root Canal Empty After Treatment?


Understanding Painless White Bumps Inside the Cheek: Causes and Solutions

Oral issues? A small painless white bump inside the cheek could be a mucous cyst, also known as a mucocele. These are typically harmless and occur when a salivary gland is blocked or damaged. However, it's important to have it evaluated by a healthcare professional to rule o...


Dr. Zeng Guanghui reply Dentistry
Hello Sky: I recommend that you see a dentist for further examination. Dr. Tseng Guang-Hui, Director of Dentistry, Nantou Hospital.

[Read More] Understanding Painless White Bumps Inside the Cheek: Causes and Solutions


Is Delaying Root Canal Treatment Safe? Risks and Recommendations

Root canal treatment I went to Clinic A for root canal treatment on September 24 due to sudden tooth pain. Since it was an emergency, I registered on-site and waited for treatment. By the time it was my turn, Clinic A was almost closing, so the procedure was done quickly. The doc...


Dr. Zeng Guanghui reply Dentistry
Hello, Penguin: The first root canal treatment involves opening the pulp chamber and placing medication for disinfection as an emergency procedure. If there is a long wait for the appointment and you are concerned about a recurrence, you can monitor for any symptoms of acute pain...

[Read More] Is Delaying Root Canal Treatment Safe? Risks and Recommendations


Understanding Oral Health: Mouthwash, Tongue Coating, Bad Breath, and Dry Mouth

Mouthwash, tongue coating, bad breath, dry mouth? Hello, Director: 1. I have been using alcohol-free antibacterial mouthwash by Li X De Lin, and the next morning after use, I notice a white film on my teeth. Previously, I read that you mentioned this could be due to inadequate ...


Dr. Zeng Guanghui reply Dentistry
Hello, students: 1. If you have been using mouthwash long-term and maintaining thorough oral hygiene, yet still have a coated tongue, you should consider the possibility of an oral candidiasis infection. It is advisable to consult a dentist for further examination. 2. If you ...

[Read More] Understanding Oral Health: Mouthwash, Tongue Coating, Bad Breath, and Dry Mouth


Should I Choose Dentures or a Bridge for My Missing Teeth?

I would like to ask whether I should get a removable partial denture or a dental bridge for my condition? I'm sorry, Doctor. My current situation is as follows: about ten years ago, I had two teeth extracted from the lower right side due to cavities (one wisdom tooth and one...


Dr. Zeng Guanghui reply Dentistry
Hello Nini: If you are missing three teeth in the lower right area, which affects your chewing function, and dental implants are not an option, it is recommended to consider using a removable partial denture. Although it may be less convenient to use, it can at least restore some...

[Read More] Should I Choose Dentures or a Bridge for My Missing Teeth?


Post-Wisdom Tooth Extraction: Swelling and Black Spots Concerns

Oral health issues After having my wisdom teeth removed and the stitches taken out, I noticed that my mouth feels swollen when I bite down, and I later discovered small black spots. Is there something wrong?


Dr. Zeng Guanghui reply Dentistry
Hello, Zhang Xiaohui: After having your wisdom teeth removed and the stitches taken out, you noticed that your mouth feels swollen and there are small black spots. This may indicate an infection at the extraction site. It is recommended that you return to the dentist for an exami...

[Read More] Post-Wisdom Tooth Extraction: Swelling and Black Spots Concerns


Can Gum Injury from Eating Chips Heal Naturally? Dental Care Insights

A potato chip injured the gums near the lower molars? When consuming snacks like potato chips, I accidentally injured the gingival tissue on the buccal side due to the sharp edges, and sometimes I brush my teeth quickly when I'm in a hurry. Additionally, I tend to rinse my m...


Dr. Zeng Guanghui reply Dentistry
Hello, Anonymous: 1. If gum recession is not too severe, there is still a chance for the gums to recover after changing brushing techniques. 2. Research has indicated that B vitamins can aid in the repair of gum tissue and oral mucosa, but the most important factors are maintaini...

[Read More] Can Gum Injury from Eating Chips Heal Naturally? Dental Care Insights


Post-Surgery Gum Inflammation: Is Pain While Drinking Water Normal?

Gingival inflammation, postoperative, pain when drinking water? On September 5th, I underwent surgery at the clinic due to gum inflammation. Although I had no issues in the days leading up to the procedure, recently, whenever I drink water and it touches the area where I had the ...


Dr. Zeng Guanghui reply Dentistry
Hello, Anonymous: It is possible that the inflammation of the gums after the surgical removal has caused gum recession, exposing the tooth roots, which can lead to sensitivity to hot and cold. If the discomfort persists, it is advisable to return for a follow-up examination. Dr. ...

[Read More] Post-Surgery Gum Inflammation: Is Pain While Drinking Water Normal?


How Long Should You Wait to Return to the Dentist After Filling?

Follow-up appointment after dental filling? After getting a dental filling (at 7 PM), I started experiencing spontaneous pain around 10 PM. I have read that pain after a filling is quite common. How long should this pain last before I need to return for a follow-up? Thank you.


Dr. Zeng Guanghui reply Dentistry
Hello, Xinxin: If you have a deeper cavity that has been filled, it is possible to experience temporary sensitivity or discomfort afterward, but this should gradually improve. If you continue to feel pain for several days, it is advisable to return for an examination to check for...

[Read More] How Long Should You Wait to Return to the Dentist After Filling?


Is It Normal for a Filled Tooth Gap to Look Dark? Dental Insights

The area that was just filled is dark in color? There is a cavity in the gap of my front tooth. The dentist said it couldn't be completely cleaned out due to pigmentation deposits. After the filling, I noticed that the gap where the filling is looks dark when I use dental fl...


Dr. Zeng Guanghui reply Dentistry
Hello Mr. Chang: If the pigmentation is deeply embedded, it cannot be removed by polishing with talcum powder. Without affecting the health of the periodontal tissues, it may be possible to simply fill it in. If aesthetics are a concern, you might consider removing the stained co...

[Read More] Is It Normal for a Filled Tooth Gap to Look Dark? Dental Insights


Right Upper Tooth Pain After Eating Chewy Foods: Should You See a Dentist?

After eating foods that are elastic and slightly hard, there is pain in the upper right teeth? I ate some braised chicken gizzards the night before last, which had a bit of firmness and elasticity. About five minutes after eating, I started to feel a slight pain in my right teeth...


Dr. Zeng Guanghui reply Dentistry
Hello, Anonymous: It is recommended to rest for a few days and to eat soft foods to avoid putting excessive pressure on your teeth. This should gradually improve your condition. If there is no improvement, it is advisable to consult a dentist for further evaluation. Dr. Tseng Gua...

[Read More] Right Upper Tooth Pain After Eating Chewy Foods: Should You See a Dentist?


Can You Detect Calcification in Tooth Roots Before Root Canal Treatment?

Is there any examination that can determine whether there is calcification in the dental roots? I have four front teeth, two on the upper left and two on the upper right. Today, I went to a medical center for a general dental check-up and later consulted a clinic where I had prev...


Dr. Zeng Guanghui reply Dentistry
Hello, Li Qiuchiu: 1. If a retreatment of root canal therapy is performed and calcification is found, it is not always necessary to use a microscope for management, unless there is very obvious calcification visible on standard X-rays. 2. If a general clinic is unable to manage t...

[Read More] Can You Detect Calcification in Tooth Roots Before Root Canal Treatment?


Understanding Oral Ulcers: When to Seek Dental Care for Healing Issues

Oral ulceration Two weeks ago, I had a sore inside my mouth that has healed, but the scar is uneven, not painful, and slightly swollen. Is this normal? Do I need to see a doctor?


Dr. Zeng Guanghui reply Dentistry
Hello, Anonymous: After the healing of the mouth ulcer, the wound appears uneven and slightly swollen, but it is not painful. It is recommended to consult a dentist for further examination. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

[Read More] Understanding Oral Ulcers: When to Seek Dental Care for Healing Issues


Understanding Impacted Teeth: When to Seek Dental Treatment

Approximately 14 adult teeth have not been replaced? Hello, doctor. As mentioned in the subject, in addition to my original complete set of 28 teeth, I have many crooked teeth growing below the roots or deeper, with 14 of them palpable but completely encased in gum tissue. They a...


Dr. Zeng Guanghui reply Dentistry
Hello Mr. FENG: It is recommended to consult a dentist for a detailed dental examination, including X-rays to confirm whether there are any supernumerary or impacted teeth affecting the occlusion. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

[Read More] Understanding Impacted Teeth: When to Seek Dental Treatment


Post-Wisdom Tooth Extraction: Is Tongue Pain Normal?

Wisdom tooth extraction and tongue issues? I recently had my lower right wisdom tooth extracted, but after 1-2 days, the right side of my tongue feels like it has been scraped. This sensation has lasted for 3-4 days. I'm wondering if this is normal and how much longer it mig...


Dr. Zeng Guanghui reply Dentistry
Hello Mr. Yang: After having your impacted wisdom tooth removed, if you experience a scraping sensation on the right side of your tongue 1 to 2 days later, it is advisable to return for a follow-up examination to check the wound for any retained fragments or to see if the edges o...

[Read More] Post-Wisdom Tooth Extraction: Is Tongue Pain Normal?


Understanding Dental Bridges and Crowns: Common Concerns and Solutions

Issues with dental bridges and dental crowns? Hello Doctor, I had a dental bridge with three crowns placed on my lower left molars over a decade ago. Recently, I've been experiencing sensitivity in those teeth as well as in the three upper left molars. Due to using one side ...


Dr. Zeng Guanghui reply Dentistry
Hello Huang Mei: If the teeth that require crowns are severely worn down, causing irreversible inflammation of the nerves, it is recommended to perform root canal treatment before placing the crowns. This will prevent spontaneous pain from occurring after the crowns are placed, w...

[Read More] Understanding Dental Bridges and Crowns: Common Concerns and Solutions


Options for Replacing a Broken Second Molar: Implants, Dentures, or Wisdom Teeth?

The second molar is fractured and has decayed to the nerve? I asked two clinics, and both said that extraction is necessary and that there are no consequences if I don't get a filling. Are there any side effects from not filling the tooth? One clinic mentioned that dental im...


Dr. Zeng Guanghui reply Dentistry
Hello, Lala: If the second molar is severely decayed and only the root remains, it is recommended to extract it. Whether the wisdom tooth can be used as a replacement needs to be evaluated by an oral surgeon. Director Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

[Read More] Options for Replacing a Broken Second Molar: Implants, Dentures, or Wisdom Teeth?


Impacted Wisdom Teeth: Should You Extract Them and Their Effects on Crowns?

Gum inflammation around the wisdom tooth raises the question of whether the wisdom tooth needs to be extracted and whether it will affect the dental crown of the adjacent molar? Keywords: wisdom teeth / extraction / root canal treatment Hello, Doctor. My situation is that the gu...


Dr. Zeng Guanghui reply Dentistry
Hello, Huang Zhan: If the gums around the wisdom tooth are frequently inflamed, it is recommended to extract the wisdom tooth. The extraction process will not damage the anterior dental crown. Dr. Tseng Guang-Hui, Nantou Hospital Dental Department.

[Read More] Impacted Wisdom Teeth: Should You Extract Them and Their Effects on Crowns?


Understanding Dental Fees After Root Canal Treatment in Taiwan

Waiting time for dentures after root canal treatment? Hello, Doctor. I would like to ask about the billing issue. If a filling on a tooth that has undergone root canal treatment falls out, will I be charged a consultation fee again when I return to the clinic for a refill? After ...


Dr. Zeng Guanghui reply Dentistry
Hello, Mimi: Whether a registration fee is charged varies by clinic, so you can inquire with the specific clinic you plan to visit to understand their fee structure. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

[Read More] Understanding Dental Fees After Root Canal Treatment in Taiwan


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