Risks of Removing Old Crowns: Root Canal or Extraction?
The endodontist stated that removing the old crown may result in the inability to perform root canal treatment, and extraction may be necessary? Hello Doctor, I would like to ask: The periodontist mentioned that the X-ray shows an inflammatory shadow at the apex of a molar tooth ...
Dr. Zeng Guanghui reply Dentistry
If the X-ray of the molar that originally had a dental crown shows apical inflammation along with bone resorption around the root, in addition to root canal treatment, periodontal treatment is also necessary. In cases where root canal treatment is performed with a post in place, ...[Read More] Risks of Removing Old Crowns: Root Canal or Extraction?
Understanding Dental Abscess: Symptoms, Treatment, and When to Seek Help
Dental abscess issue Hello Doctor: I have a dental abscess near the gum of my upper right first molar. I discovered it at the end of February, and I have not experienced any significant discomfort since then. Around the end of March, I visited a dental clinic where the abscess wa...
Dr. Zeng Guanghui reply Dentistry
If there is no obvious swelling or pain on the buccal side of the gums, and no fever is present, it is likely not cellulitis. However, a localized abscess should be treated promptly to prevent it from progressing to cellulitis. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou...[Read More] Understanding Dental Abscess: Symptoms, Treatment, and When to Seek Help
Understanding Purple Spots on the Tongue: Causes and Concerns
Tongue issues? Hello, I have a small area on the tip of my tongue that has been purple-black for the past two to three years. It seems like the papillae on my tongue have turned purple. The area hasn't noticeably enlarged, and I don't feel any pain. I would like to know...
Dr. Zeng Guanghui reply Dentistry
It is recommended to consult an oral surgeon or an oral pathologist for a detailed examination. Dr. Tseng Guang-Hui from Nantou Hospital's Dental Department.[Read More] Understanding Purple Spots on the Tongue: Causes and Concerns
Understanding Post-Apex Surgery Complications: What to Expect
Post-operative condition after apicoectomy? Hello Doctor, I have a tooth on my upper row that has a dental crown. Recently, I experienced a root issue (which was painless but had a small abscess). The clinic performed an apicoectomy, but about two weeks after the stitches were re...
Dr. Zeng Guanghui reply Dentistry
1. After apicoectomy, if the abscess does not completely resolve and recurs, it may be necessary to consider whether there is a crack in the root itself. If the abscess persists, extraction of the tooth may be the only option. 2. If there is inflammation and pain associated with ...[Read More] Understanding Post-Apex Surgery Complications: What to Expect
Can Wisdom Teeth Move Forward to Replace Extracted Molars?
I would like to ask if the lower second molar needs to be extracted due to decay, is it possible for the unerupted wisdom tooth to naturally move forward to fill the space? Thank you? Hello Doctor, I had a root canal treatment on my second molar when I was young. Recently, I disc...
Dr. Zeng Guanghui reply Dentistry
After the extraction of the second molar, the partially erupted wisdom tooth may gradually emerge, but it might grow at an angle. At that time, it is advisable to consider orthodontic treatment to correct the angled wisdom tooth. Dr. Tseng Guang-Hui, Department of Dentistry, Nant...[Read More] Can Wisdom Teeth Move Forward to Replace Extracted Molars?
Understanding Pain After Dental Bridge: Causes and Solutions
Experiencing pain when biting down after getting dentures is common? Hello Doctor: I had a dental bridge placed on my upper front teeth, consisting of six crowns. It has been over a year since the procedure, but recently, in the past few months, I have been experiencing pain in m...
Dr. Zeng Guanghui reply Dentistry
It is possible that the gums around the edges of the braces are inflamed. It is recommended to schedule an appointment with a dentist as soon as possible for a thorough examination and treatment. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.[Read More] Understanding Pain After Dental Bridge: Causes and Solutions
Understanding Upper Jaw Abscess: Causes, Treatments, and Recovery
Maxillary abscess Hello Doctor, I have a question. On March 3rd, I developed a pus-filled bump next to my upper left molar. I visited an ENT specialist who said it was a dental issue. Later, I saw a dentist who informed me that the bump was caused by inflammation at the apex of t...
Dr. Zeng Guanghui reply Dentistry
The apex of the upper tooth had inflammation and developed a pus-filled abscess. After undergoing root canal treatment, the abscess disappeared. However, due to the resorption of the surrounding bone at the apex, a type of material was placed into the root canal to promote healin...[Read More] Understanding Upper Jaw Abscess: Causes, Treatments, and Recovery
Persistent Gum Swelling and Pain: What Could Be the Underlying Issue?
The gums are red, swollen, and painful and have not improved? Hello Doctor, my gums have been red, swollen, and painful for almost two weeks now, and they haven't improved. I've already seen the dentist twice, had my teeth cleaned, and took amoxicillin for three days, a...
Dr. Zeng Guanghui reply Dentistry
If there is still redness and swelling after having your teeth cleaned and taking antibiotics for three days, it indicates that the periodontal tissue damage may be severe, or there could be cracks in the tooth structure leading to bacterial infection. It is advisable to return f...[Read More] Persistent Gum Swelling and Pain: What Could Be the Underlying Issue?
Should You Take Your Child to the Dentist for Gum Abscess?
Pediatric Dentistry / Gingival Abscess My daughter is 5 years old and has just discovered two small white spots on her upper gums, and she says they hurt. Should we take her to see a dentist? Thank you.
Dr. Zeng Guanghui reply Dentistry
It is suspected that the process of permanent incisors erupting is occurring. When the edges of the permanent incisors are about to break through the gum tissue, it is advisable to take the child to a dentist for an examination. Dr. Tseng Guang-Hui, Department of Dentistry, Nanto...[Read More] Should You Take Your Child to the Dentist for Gum Abscess?
Pain When Biting with New Dental Bridge: Causes and Solutions
It hurts to bite down on the new dental bridge? When I was a child, my primary lateral incisor did not fall out until I was in middle school, which caused a gap between my canine and incisor. As I grew older, the gap widened, but there still wasn't enough space for an implan...
Dr. Zeng Guanghui reply Dentistry
If there is pain when biting down after the dental bridge is placed, it may be due to high occlusion, periodontal issues with the supporting teeth, or poor marginal fit at the junctions of the bridge with each tooth, leading to sensitivity to hot and cold stimuli. It is recommend...[Read More] Pain When Biting with New Dental Bridge: Causes and Solutions
Is Swelling Normal After Wisdom Tooth Extraction? A Dental Concern
Swelling of the gums after wisdom tooth extraction? Hello doctor, about 14 days ago I had my horizontal wisdom tooth extracted. I have already had my stitches removed, and the extraction site has healed, but the gum below is still swollen. When I lightly press on my cheek, some s...
Dr. Zeng Guanghui reply Dentistry
The extraction site for the wisdom tooth is likely quite large. Although the stitches have been removed, there is still a possibility of inflammation and infection at the wound site. It is recommended that if symptoms persist, you should return to the dentist for an examination. ...[Read More] Is Swelling Normal After Wisdom Tooth Extraction? A Dental Concern
Dealing with Dental Fillings: Seeking Solutions for Tooth Gaps
The dental filling was done to the extent that there are no gaps between the teeth? I was eating in Penghu when a piece of my tooth broke off. I went to Clinic A and discovered it was a cavity. After cleaning, they filled it with silver amalgam. I brushed my teeth at home and use...
Dr. Zeng Guanghui reply Dentistry
If the cavity is extensive and close to the interproximal area, it is not advisable to use silver amalgam or composite resin for filling. In such cases, it is challenging to achieve a secure restoration while preserving the contact point between teeth, which may lead to the filli...[Read More] Dealing with Dental Fillings: Seeking Solutions for Tooth Gaps
Understanding White Bumps on the Tongue: Causes and Concerns
The tongue has small spots? Hello doctor, I have three white spots on the right side of my tongue's base, and there seems to be some swelling around them. Sometimes it feels sharp and painful, as shown in the pictures: https://i.imgur.com/6jHG30D.jpg https://i.imgur.com/ZXTW...
Dr. Zeng Guanghui reply Dentistry
It is recommended to consult a dentist for further examination. Dr. Tseng Guang-Hui from Nantou Hospital's Dental Department.[Read More] Understanding White Bumps on the Tongue: Causes and Concerns
Understanding Tooth Sensitivity: Causes and Solutions for Pain
Tooth sensitivity or toothache? My upper right first molar becomes sensitive when I bite down on something slightly hard. I saw a doctor last year who said there was no decay reaching the nerve, and he refilled the cavity, advising me to monitor it at home. During this time, the ...
Dr. Zeng Guanghui reply Dentistry
It is possible that the original filling was placed too close to the dental nerve, or there may be a crack in the tooth itself. It is recommended to return for a follow-up appointment for further evaluation and examination by a dentist. Dr. Tseng Guang-Hui, Department of Dentistr...[Read More] Understanding Tooth Sensitivity: Causes and Solutions for Pain
Assessing Cracks in Molars After Crown and Post Removal: Next Steps
After the removal of the crown and post from the molar? Hello, Doctor. I am seeking treatment because my upper right molar has pus and is loose. It has already undergone root canal treatment. A specialist in endodontics recommended using microscopic root canal therapy, so the cas...
Dr. Zeng Guanghui reply Dentistry
To examine the dark shadows around the teeth, which indicate bone resorption of the jaw, it is necessary to determine whether it is caused by an infection of the tooth's nerve canal, periodontal inflammation (i.e., periodontal disease), or cracks on the tooth surface. This a...[Read More] Assessing Cracks in Molars After Crown and Post Removal: Next Steps
Should I Continue Wearing My Retainer After 11 Years?
Issues with orthodontic retainers? I have been wearing my orthodontic retainer for 11 years. When I lived in Japan, I regularly had my teeth checked, and my dentist there mentioned that after about 10 years, it might be okay to stop wearing it. However, about a month ago (late Fe...
Dr. Zeng Guanghui reply Dentistry
Not wearing a retainer for a month can cause slight movement of the teeth. However, whether this will result in a noticeable change in the alignment of the teeth requires evaluation by an orthodontist. It is recommended to return for a consultation with the orthodontist to assess...[Read More] Should I Continue Wearing My Retainer After 11 Years?
Understanding Tooth Pain: Is It Gum Inflammation or Neck Issues?
Toothache in the upper molars on both sides? Hello Doctor, since last week, I have been experiencing pain in my left and right teeth whenever I run or do push-ups. I visited a dentist who diagnosed me with gum inflammation and prescribed medication for three days, but there has b...
Dr. Zeng Guanghui reply Dentistry
It is recommended to return for a follow-up appointment with a dentist for a detailed examination. In addition to gingivitis, it is important to determine whether the pain could also be caused by inflammation of the dental nerves. If necessary, an X-ray examination can be perform...[Read More] Understanding Tooth Pain: Is It Gum Inflammation or Neck Issues?
Understanding Root Canal Treatment Issues: Common Concerns and Solutions
Issues related to root canal treatment? Hello, doctor. I had a dental bridge placed on my upper right central incisor, lateral incisor, and premolar two years ago after having the lateral incisor extracted. The central incisor and premolar were reduced in size to accommodate the ...
Dr. Zeng Guanghui reply Dentistry
If pain persists after several sessions of root canal treatment, it is possible that the apex of the tooth root is still in an inflamed state. However, if the root canal has been thoroughly cleaned and pain continues, there may be tiny cracks in the tooth root that are causing re...[Read More] Understanding Root Canal Treatment Issues: Common Concerns and Solutions
Managing Prolonged Bleeding After Wisdom Tooth Extraction on Antidepressants
Excessive bleeding during wisdom tooth extraction while taking antidepressant medication? After having my wisdom teeth removed, I found that the bleeding has not stopped as the doctor mentioned it would after biting down on the gauze for an hour. It has now been eight hours and I...
Dr. Zeng Guanghui reply Dentistry
Antidepressants should theoretically have minimal impact on coagulation function, unless other anticoagulant medications are being taken. If there is persistent bleeding after wisdom tooth extraction, it is advisable to return to the dentist for further evaluation. Dr. Tseng Guan...[Read More] Managing Prolonged Bleeding After Wisdom Tooth Extraction on Antidepressants
Understanding Gum Abscesses: Causes, Treatments, and When to Seek Help
Gingival abscess Hello Doctor, following up on my previous issue, this Thursday I will have undergone three root canal treatments on my molar, but I am still experiencing pain. The doctor mentioned that I might need to undergo microscopic root canal therapy, which is quite expens...
Dr. Zeng Guanghui reply Dentistry
Gingival inflammation is caused by an infection of the periodontal tissues surrounding the teeth or may be due to inflammation of the minor salivary glands. It is recommended to consult a dentist or an oral surgeon for further diagnosis and treatment, including X-rays. Dr. Tseng ...[Read More] Understanding Gum Abscesses: Causes, Treatments, and When to Seek Help