X-ray, Dentistry FAQ - Page 12

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Understanding Gum Pain After Wisdom Tooth Extraction: Causes and Solutions

Gum swelling and pain? Hello Doctor: I had my horizontal wisdom teeth removed on both sides about three to four years ago, but recently the gum around my lower right wisdom tooth swells and hurts every few months, and I experience bleeding while brushing, although it resolves aft...


Dr. Lin Jiayong Reply:
Hello, if there is simple gum redness and bleeding, it indicates localized periodontal inflammation. The first step is to ensure thorough cleaning, followed by taking X-rays to identify the cause of the inflammation. If the cause can be addressed, it will help prevent recurrent r...

[Read More] Understanding Gum Pain After Wisdom Tooth Extraction: Causes and Solutions


Persistent Pain After Wisdom Tooth Extraction: What to Do Next?

Persistent discomfort one year after wisdom tooth extraction? Hello, Doctor. I had my lower left and right wisdom teeth extracted in April 2021 at different clinics, and both procedures involved incisions. I returned to a nearby dental clinic for follow-up, and both sites were co...


Dr. Lin Jiayong Reply:
Hello: It is recommended to consult an oral surgeon. Additionally, it is important to fully inform the treating physician about any systemic diseases and any long-term medications being taken. If the X-ray appears normal and there are no abnormalities, it may be necessary to inve...

[Read More] Persistent Pain After Wisdom Tooth Extraction: What to Do Next?


Understanding Tooth Sensitivity After Dental Fillings: Causes and Solutions

Tooth sensitivity or toothache? I recently visited the dentist for a check-up, and the doctor took a full-mouth X-ray, which showed no cavities. Later, I mentioned that there were black lines on the surface of my teeth and some demineralization with slight discoloration on the si...


Dr. Zeng Guanghui Reply:
Preventive filling of the occlusal surface with resin is generally done using a low-hardness flowable resin, which will gradually wear down over time due to occlusion. If there is discomfort in the gums, it is advisable to return for a check-up to see if the filled resin is too h...

[Read More] Understanding Tooth Sensitivity After Dental Fillings: Causes and Solutions


Understanding Upper Jaw Abscesses: Causes, Treatments, and Concerns

Maxillary abscess Hello, doctor. I’m not sure if you misunderstood my previous question, so I would like to ask again. Thank you. I have two abscesses: one is located on the gum next to my molar, and the other is on the upper gum next to my incisor. After the root canal treatment...


Dr. Zeng Guanghui Reply:
If during root canal treatment, after the injection of medication intended to promote bone regeneration, pain is felt and a previously resolved abscess reappears, it is possible that the medication was injected into the area surrounding the apex of the tooth root where the absces...

[Read More] Understanding Upper Jaw Abscesses: Causes, Treatments, and Concerns


Is It Safe to Refill Old Cavities That Look Dark but Don't Hurt?

The filling in a tooth that was treated a long time ago appears dark, but there is no pain or discomfort? Hello, doctor! After my dental check-up, I noticed that the area where I had a filling on the gap of my right front tooth has turned dark over the years, but I don't fee...


Dr. Lin Jiayong Reply:
Hello: If there are concerns about direct extraction, it is recommended to continue taking X-rays every six months. If there is an observed enlargement of the carious area, it is advisable to proceed with direct removal. Sincerely, Lin Chia-Yung, Department of Dentistry, Taichung...

[Read More] Is It Safe to Refill Old Cavities That Look Dark but Don't Hurt?


Understanding Dental Medications: What Did My Dentist Use for Pain Relief?

I would like to inquire about the medications that dentists commonly use? Hello: I went to the dental clinic due to a toothache. I initially thought it was a cavity, but after taking an X-ray, the dentist said there was no cavity, but I had periodontal disease. After performing a...


Dr. Lin Jiayong Reply:
Hello: Typically, anti-inflammatory and sedative medications are used, including stronger alkaline compounds that inhibit inflammation-induced low pH levels. The taste of Pepto-Bismol may be attributed to organic compounds such as eugenol. Medications placed in the interproximal ...

[Read More] Understanding Dental Medications: What Did My Dentist Use for Pain Relief?


Severe Tooth Pain Without Cavities: What Could Be Wrong?

Toothache without cavities? Hello Doctor, my front tooth is extremely painful. I went to see a dentist, who said there are no cavities. An X-ray also showed no issues, and the tooth looks normal without any redness or swelling. I had a dental cleaning, but I'm still in pain ...


Dr. Lin Jiayong Reply:
Hello: If the periapical X-ray of the tooth does not reveal the cause, it is recommended to conduct additional examinations, including panoramic radiographs, computed tomography (CT) scans, as well as pulp vitality tests, occlusal assessments, periodontal pocket depth measurement...

[Read More] Severe Tooth Pain Without Cavities: What Could Be Wrong?


Understanding Post-Root Canal Pain: When to Consider Further Treatment

Root canal treatment for tooth pain? Hello Doctor, I underwent root canal treatment at a dental clinic. This tooth had been painful for about six months to a year without treatment. When I finally had the opportunity to see a dentist, I was informed that I needed a root canal, an...


Dr. Lin Jiayong Reply:
Hello: If you are really concerned about experiencing pain after getting braces, you can postpone the treatment for now, or you may try a temporary retainer to see how it feels. Be sure to chew carefully and avoid gulping down food. Sincerely, Lin Chia-Yung, Department of Dentist...

[Read More] Understanding Post-Root Canal Pain: When to Consider Further Treatment


Understanding Pain and Swelling After Root Canal Treatment

Post-operative swelling and pain after root canal treatment? During my first root canal treatment, after returning home, the filling fell out and the tooth started to hurt. The doctor mentioned that food debris had gotten in, so I had to go back to the hospital for a rinse. The n...


Dr. Lin Jiayong Reply:
Hello: It is recommended to discuss with the physician who conducted the actual examination. If the root canal has been thoroughly cleaned and there is still swelling and pain, it may be advisable to perform a CT scan of the head and neck to check for other sources of infection. ...

[Read More] Understanding Pain and Swelling After Root Canal Treatment


Understanding Root Canal Retreatments: When to Save or Extract Your Tooth

Secondary root canal treatment Hello, Doctor. Recently, I visited a dentist due to gum swelling and pain caused by dental calculus. The dentist took X-rays and discovered some inflammation in the root of my lower right first molar. It hurts slightly when tapped with instruments, ...


Dr. Lin Jiayong Reply:
Hello: 1. It is recommended to consult with the Department of Endodontics at a medical center to obtain a second or third opinion before making a decision. 2. If you insist on not extracting the tooth, please have regular X-rays taken every 3 to 6 months to monitor for any local ...

[Read More] Understanding Root Canal Retreatments: When to Save or Extract Your Tooth


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:
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, ...

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From Clicking to Silence: Understanding Jaw Joint Issues

From a crackling sound to silence? Hello doctor, about two to three weeks ago, I started experiencing a popping sound when I opened my mouth, accompanied by slight pain. However, since I could still open my mouth normally, I didn't pay much attention to it. This week, after ...


Dr. Lin Jiayong Reply:
Hello: If there is an injury to the body's tissues, it is usually accompanied by pain, which can lead to inflammation. Relying solely on sound cannot confirm whether there is a dislocation or a fracture. Limited mouth opening may be a sign of temporomandibular joint dislocat...

[Read More] From Clicking to Silence: Understanding Jaw Joint Issues


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:
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 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:
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


Understanding Gum Bumps: Do You Need Root Canal Treatment?

Small dental cysts on the gums? Hello, Doctor! Recently, during a dental cleaning, I noticed a small bump on my gum. I've been observing it for about a month; it has burst and then grown back. Although it's not very large, I consulted a dentist at the clinic for an exam...


Dr. Lin Jiayong Reply:
Hello: As you mentioned, a dental fistula is a channel that allows inflammatory substances from the root of the tooth to drain out, which is why the tooth itself may not be too painful. The most common cause of alveolar bone inflammation is pulp necrosis, so it is recommended to ...

[Read More] Understanding Gum Bumps: Do You Need Root Canal Treatment?


Understanding Tooth Pain and Mobility After Root Canal Treatment

The tooth is slightly loose and painful? Hello, Doctor. I have had root canal treatments on both of my lower left teeth. The second premolar experiences pain when biting down, and it also hurts when I push on it with my hand or if it moves slightly, although I don't feel pai...


Dr. Lin Jiayong Reply:
Hello: Based on the X-ray, it is recommended to prioritize treatment for the first molar. If there are financial constraints, it is suggested to visit the Department of Endodontics at a medical center (such as National Taiwan University Hospital, Taipei Veterans General Hospital,...

[Read More] Understanding Tooth Pain and Mobility After Root Canal Treatment


Understanding Impacted Wisdom Teeth and Their Effect on Adjacent Molars

The horizontal wisdom tooth has absorbed the adjacent molar, causing issues? Hello Doctor: Recently, I visited a clinic due to neuralgia, and after an X-ray, the physician found that my horizontal wisdom tooth is partially erupted and has already absorbed half of the root of the ...


Dr. Lin Jiayong Reply:
Hello: 1. It is recommended to follow the physician's advice and treat the molars first before addressing the wisdom teeth. If extraction is not feasible, consider leaving the wisdom teeth in place. 2. Similarly, it is not advisable to sacrifice the molars just to extract th...

[Read More] Understanding Impacted Wisdom Teeth and Their Effect on Adjacent Molars


Understanding Impacted Wisdom Teeth and Their Effect on Adjacent Molars

The horizontal wisdom tooth has absorbed the adjacent molar issue? Hello Doctor: Recently, I visited a clinic due to neuralgia, and after an X-ray, the physician discovered that I have a partially erupted horizontal wisdom tooth that has already absorbed half of the root of the m...


Dr. Lin Jiayong Reply:
Hello: 1. It is recommended to follow the physician's advice and treat the molars first before addressing the wisdom teeth. If extraction is not feasible, consider leaving the wisdom teeth in place. 2. Similarly, it is not advisable to sacrifice the anterior molars for the s...

[Read More] Understanding Impacted Wisdom Teeth and Their Effect on Adjacent Molars


Understanding the Impact of Horizontal Wisdom Teeth on Adjacent Molars

The horizontal wisdom tooth has absorbed the adjacent molar issue? Hello Doctor: Recently, I visited a clinic due to neuralgia, and after an X-ray, the physician discovered that I have a partially erupted horizontal wisdom tooth that has already absorbed half of the root of the m...


Dr. Lin Jiayong Reply:
Hello: 1. It is recommended to follow the physician's advice and treat the molars first before addressing the wisdom teeth. If extraction is not feasible, you might consider leaving the wisdom teeth in place. 2. Similarly, it is not advisable to sacrifice the molars just to ...

[Read More] Understanding the Impact of Horizontal Wisdom Teeth on Adjacent Molars


Understanding Dental Crown Complications: Root Damage and Treatment Options

The root structure of the first molar on the right side of the mandible is damaged with a cavity? Hello Dr. Lin, I would like to ask you: 1. After a ceramic crown is placed, should the dentist use temporary cement for adhesion during the trial fitting, and then arrange for perman...


Dr. Lin Jiayong Reply:
Hello, if you previously used temporary adhesive, it is recommended to remove the dentures first, allowing your teeth to rest and recover without function. This will facilitate subsequent treatments (such as periodontal surgery or apical retrofilling, etc.). It is advised not to ...

[Read More] Understanding Dental Crown Complications: Root Damage and Treatment Options


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