X-ray, Dentistry FAQ - Page 7

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Understanding Post-Crown Sensitivity: Causes and Solutions

After getting a dental crown, you may experience discomfort in your bite? Hello, doctor. I have a molar that initially became severely inflamed, and I followed my dentist's advice to undergo root canal treatment. During the treatment process, I occasionally experienced sympt...


Dr. Lin Jiayong Reply:
Hello: It is recommended that you temporarily refrain from switching to a full ceramic crown. Please discuss with your original dentist the possibility of using a temporary crown for at least three months to confirm that the soreness, numbness, and throbbing pain you mentioned ar...

[Read More] Understanding Post-Crown Sensitivity: Causes and Solutions


Should I Remove My Wisdom Tooth? Understanding Risks and Concerns

Hesitating whether to extract wisdom teeth? Hello, Doctor. My lower right wisdom tooth had swelling before, and after getting an X-ray at the clinic, it was found that the tooth root is very close to the nerve, and it seems to be pressing against it a bit. I would like to ask if ...


Dr. Lin Jiayong Reply:
Hello: If there is a need for full orthodontic treatment, it is advisable to have impacted wisdom teeth extracted while still young, as overall recovery will be better. The likelihood of recovery from inferior alveolar nerve injury is very high, and since it is a sensory nerve, i...

[Read More] Should I Remove My Wisdom Tooth? Understanding Risks and Concerns


How to Prevent Food Trapping in Upper Molars and Relieve Gum Pain

Food impaction The upper left first and second molars are prone to food trapping, causing gum pain. Flossing is easy, but I'm unsure how to improve the situation. The second molar had a cavity that has been filled, but the two molars feel uneven, with the second molar being ...


Dr. Lin Jiayong Reply:
Hello: The defect in the second molar may be able to be restored with a new crown to regain its complete shape and prevent food from getting trapped. The height discrepancy between the two teeth may require consideration for correcting to an appropriate occlusal height. Before th...

[Read More] How to Prevent Food Trapping in Upper Molars and Relieve Gum Pain


Understanding Maxillary Sinus Odontogenic Keratocyst: Risks and Concerns

Regarding maxillary sinus odontogenic keratocyst? Hello, I have been experiencing discomfort on the left side of my face since last year. After undergoing a biopsy at the hospital, I was diagnosed with a maxillary sinus odontogenic keratocyst. Following decompression treatment, t...


Dr. Lin Jiayong Reply:
Hello: 1. It is advisable to relax for now; you have already undergone the most proactive surgical treatment available, and there is no need to dwell on negative thoughts. 2. After recurrence, it is important to determine whether it is malignant or has spread to other areas. If i...

[Read More] Understanding Maxillary Sinus Odontogenic Keratocyst: Risks and Concerns


Concerns About X-Ray Exposure During Dental CT Machine Malfunction

The machine got stuck during a full-mouth computed tomography scan? Hello, doctor. Today I went to the dental clinic for an implant evaluation, and during the "full mouth computed tomography" (standing, circular), I noticed that the machine got stuck on my shoulder half...


Dr. Lin Jiayong Reply:
Hello: When the machine is stuck and the pause button is pressed, the machine will not operate, and no radiation will be emitted. However, if the machine is forcibly completed in a full rotation, radiation will be present during the process. During imaging, lead aprons should be ...

[Read More] Concerns About X-Ray Exposure During Dental CT Machine Malfunction


Understanding Tooth Pain After Filling: Causes and Solutions

Tooth pain after dental filling? During my dental cleaning and X-ray, some cavities were discovered, with two being close to the nerve. The dentist mentioned that after filling, there shouldn't be any pain, so root canal treatment wouldn't be necessary. Initially, the g...


Dr. Lin Jiayong Reply:
Hello: 1. You may want to ask if the tooth had these symptoms before the dental filling and cleaning. If there were already symptoms of sensitivity to cold and pain, it is advisable to observe for about six months. 2. After the dental tissue in the cavity area is prepared, the to...

[Read More] Understanding Tooth Pain After Filling: Causes and Solutions


Essential Considerations for Orthodontics and Dentures: A Comprehensive Guide

Orthodontics (Invisalign), periodontal integration, and maxillary removable dentures causing difficulty in eating? 1. Is it necessary to be free of periodontal disease in order to undergo orthodontic treatment (Invisalign)? 2. Should cavities be filled and a periodontal treatment...


Dr. Zeng Guanghui Reply:
1. It is essential to complete the treatment of periodontal disease before orthodontic treatment. 2. Prior to orthodontic treatment, any cavities should be filled, and periodontal disease treatment must be completed. 3. It is advisable to consult an orthodontist regarding the...

[Read More] Essential Considerations for Orthodontics and Dentures: A Comprehensive Guide


Persistent Pain After Microscopic Root Canal Treatment: What to Do?

Persistent symptoms after microscopic root canal treatment? Hello Doctor: I underwent root canal treatment on my lower left molar last November, but I have continued to experience dull pain and am unable to chew food properly. In January of this year, I transferred to a microspec...


Dr. Lin Jiayong Reply:
Hello: Tooth pain is primarily divided into two aspects: pulp and periodontal issues. If the pulp has been cleaned thoroughly, it is necessary to consider whether there is inflammation or an infection source in the periodontal area. Cracks often occur at the junction of the tooth...

[Read More] Persistent Pain After Microscopic Root Canal Treatment: What to Do?


Understanding the Cost of Hemostatic Cotton After Wisdom Tooth Extraction

Inquiry about the reasonable price of self-paid gauze for tooth extraction? Hello Doctor, I recently had my wisdom teeth extracted. After the anesthesia and X-rays were completed, the doctor informed me that there was a charge for hemostatic gauze at 700 NTD per piece. To avoid a...


Dr. Lin Jiayong Reply:
Hello: 1. The items and price ranges for out-of-pocket expenses are regulated by local dental associations. If you have any questions, it is advisable to confirm with your local dental association. 2. If you have already expressed that you do not wish to use something but are sti...

[Read More] Understanding the Cost of Hemostatic Cotton After Wisdom Tooth Extraction


Can Gum Inflammation Cause Tooth Sensitivity? Understanding the Connection

Can gum inflammation cause tooth sensitivity? Hello Doctor: I have a small molar that was just filled and capped over a month ago, and everything was fine until the day before yesterday when I used dental floss. The root of that tooth suddenly became very sensitive, to the point ...


Dr. Lin Jiayong Reply:
Hello: It is recommended to have the original physician take an X-ray for confirmation. If there are no obvious abnormalities, it is advisable to observe the situation for now.

[Read More] Can Gum Inflammation Cause Tooth Sensitivity? Understanding the Connection


Understanding Metal Exposure in Dental Bridges and Its Effects on Oral Health

The two fixed dentures (dental bridge) on the upper front teeth have completely exposed the metal color on the back, and the lower front teeth are starting to feel numb? About three years ago, I had a dental bridge made for my front teeth. Recently, I have been experiencing a met...


Dr. Lin Jiayong Reply:
Hello: If there are different types of metals in the mouth, some individuals may experience a phenomenon of electrical conduction, resulting in a tingling or stimulating sensation. It is advisable to check not only for exposed metal in the upper dentures but also for any other di...

[Read More] Understanding Metal Exposure in Dental Bridges and Its Effects on Oral Health


Understanding Apex Surgery for Front Teeth: Pain and Recovery Insights

Anterior tooth apical surgery Hello Doctor, I underwent an apicoectomy on my left central incisor on March 27 due to a dark shadow observed on the X-ray. Since I have a dental post in the left central incisor, the doctor was concerned that removing it might cause the tooth to fra...


Dr. Lin Jiayong Reply:
Hello: If there has been any procedure that involves the alveolar bone, it is recommended to observe for at least 6 months. If root canal treatment has been performed or if there has been a repeat apicoectomy with retrograde filling and it still fails, extraction of the tooth and...

[Read More] Understanding Apex Surgery for Front Teeth: Pain and Recovery Insights


Post-Dental Crown and Filling Pain: What You Need to Know

Issues After Dental Filling and Crown Treatment Hello Dr. Lin, last year I received treatment for cavities, including crowns on both the upper left and lower left teeth, as well as some fillings and root canal therapy. It has been about five months since the treatment, but I star...


Dr. Lin Jiayong Reply:
Hello: If the X-ray shows no abnormalities, it is still recommended that you first identify which tooth is causing discomfort. If it is a previously filled tooth that is uncomfortable, you may consider having it refilled. If it is a tooth with a crown that is causing discomfort, ...

[Read More] Post-Dental Crown and Filling Pain: What You Need to Know


Frustration with Invisalign: No Improvement for Prominent Teeth

Orthodontic treatment for protruding teeth with no improvement? I have straight teeth, but my overbite is very noticeable. X-rays show that the angle of my upper teeth could be around 120 to 130 degrees. I consulted with a doctor about whether Invisalign could improve my overbite...


Dr. Lin Jiayong Reply:
Hello: It is advisable to discuss clearly with the physician what the final goals are, such as improving the protrusion of the lips and the degree to which the teeth are retracted. There should be a clear treatment plan with precise measurements and even computer software predict...

[Read More] Frustration with Invisalign: No Improvement for Prominent Teeth


Understanding Gum Injuries: Causes, Symptoms, and Treatment Options

Gum laceration Hello: I accidentally punctured my gums with the rounded plastic tip of my toothbrush, which was very painful and caused bleeding. It has not healed for 2 to 3 months and has turned into an abscess. I consulted two different clinics, and they provided conflicting d...


Dr. Qiu Qiongyao Reply:
Mr. Chen: Hello, in response to your inquiries, please find the following information: 1. In root canal treatment, the apex may show a radiolucent area on the X-ray. 2. An ulcer that has not healed for 2-3 months should be further evaluated by an oral surgeon to assess the possib...

[Read More] Understanding Gum Injuries: Causes, Symptoms, and Treatment Options


Is Gum Reduction Surgery Necessary for Deep Periodontal Pockets?

Is gum tissue that is too high necessitating gum resection and bone contouring surgery? Hello, I went to a major hospital for periodontal treatment. Since my lower wisdom tooth was extracted many years ago, the doctor believes the pockets are too deep and that the gum tissue is t...


Dr. Lin Jiayong Reply:
Hello: The ultimate goal of periodontal treatment is to enhance ease of cleaning and reduce the likelihood of periodontal inflammation. Therefore, bone recontouring and gingivectomy are indeed methods used in periodontal treatment (stage two). It is advisable to discuss the pros ...

[Read More] Is Gum Reduction Surgery Necessary for Deep Periodontal Pockets?


Understanding Wisdom Tooth Pain: Healing or Sensitivity Issues?

Wisdom tooth issues Hello, doctor. Today is the seventh day since I had my lower right wisdom tooth extracted. I sometimes feel a dull ache near the wound, and at times my mouth feels sour. I went back for a follow-up and had an X-ray, and the doctor said everything looks fine. A...


Dr. Lin Jiayong Reply:
Hello: It is recommended to return for follow-up at the originally scheduled appointment with the dentist/ENT specialist for observation. For the panic disorder, please consider seeing a psychiatrist for further management.

[Read More] Understanding Wisdom Tooth Pain: Healing or Sensitivity Issues?


Understanding Wisdom Tooth Pain: Is It Related to Nerve Damage?

Wisdom tooth issues Doctor, I had my lower right wisdom tooth extracted on March 14, and starting on March 17, all the teeth in my upper right quadrant have been very painful, like nerve pain from a cavity. I went to see a doctor, and they said the extraction site is healing well...


Dr. Lin Jiayong Reply:
Hello: It is recommended to take a periapical X-ray of the upper jaw teeth to confirm whether there is any injury or nerve inflammation, etc.

[Read More] Understanding Wisdom Tooth Pain: Is It Related to Nerve Damage?


Managing Pain and Complications After Root Canal Treatment

Root canal treatment Hello, Doctor. I would like to ask about my situation. On March 8th, I experienced acute tooth pain and went to see a dentist. The dentist took X-rays and found that my lower right molar had root inflammation due to a cavity, and recommended root canal treatm...


Dr. Zeng Guanghui Reply:
It is recommended to seek immediate medical attention for a follow-up examination. Dr. Tseng Guang-Hui, Department of Dentistry, Nantou Hospital.

[Read More] Managing Pain and Complications After Root Canal Treatment


Understanding Dental Trauma: Tooth Displacement and Nerve Health

Dental displacement due to impact? 1. The reason for the nerve necrosis in the tooth after the impact is likely due to tissue injury that did not heal properly. Trauma can cause damage to the dental pulp, leading to inflammation and eventual necrosis if the blood supply is compro...


Dr. Zeng Guanghui Reply:
1. The periodontal tissues and nerves within the impacted tooth may be damaged, and the risk of damage increases if the tooth is displaced. 2. If there is no vitality detected in the tooth after five months post-trauma, it is unlikely to regain vitality. 3. If the nerve has retur...

[Read More] Understanding Dental Trauma: Tooth Displacement and Nerve Health


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