Questions tagged [dentistry]

Questions related to disorders/diseases of the teeth and gums, including questions about prevention of dental health issues or dental procedures.

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What is the name of the netal tape used to file away excess tooth?

Many years ago, I had two teeth pushing up against each-other. An orthodonist used a silver colored piece of metalic tape to remove material in-between the two teeth. What is the name which dentists ...
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Does a nightguard distribute the pressure on teeth? [closed]

Let's say I wear nightguards for bruxism (clenching / grinding teeth at night). Let's say I own 3 nightguards: Nightguard A as a flat surface that covers all of my top teeth and touches all of the ...
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Is it better to brush teeth after each snack/coffee? At specific time? [closed]

Ideally I would brush my teeth 3 times a day: before breakfast, after lunch, and after dinner. However, I do end up drinking several coffee or eating snacks everyday, and I keep wondering whether I ...
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Dentistry: Salt water rinse 30 minutes before bleach rinse?

There is a lot of consensus online about the many benefits of a salt water rinse [1]. Recently, a lot of consensus has emerged about the benefits of a diluted bleach rinse [2]. Is there any reason why ...
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Does a retainer prevent underbite relapse?

After correcting an underbite using elastic bands, I assume teeth will naturally return to their original position within the jaw unless you hold them in place, just like you would after braces/clear ...
2 votes
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Is it dangerous if saliva enters the hole in a tooth to be filled during a root canal or cavity treatment?

Since there are bacteria in saliva, would it be problematic if saliva goes under the filling? The abstract of this paper by Mejàre et al notes: bacteria originating from saliva contamination do not ...
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What is the toxicity of titanium alloy body implants?

I'm looking for public studies to determine how toxic they are. It should be easy to test intelligence with and without implants. I have an intramedullary nail. When deciding whether to remove it, I'm ...
3 votes
1 answer
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Dentistry notation symbols

Unicode's Miscellaneous Technical block encodes a bunch of dentistry symbols: ⎾⎿⏀⏁⏂⏃⏄⏅⏆⏇⏈⏉⏊⏋⏌ It looks like the first and last two are used in Palmer notation. What are the rest of them used for? ...
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How thorough should a dental check-up be?

I recently had a dental check-up where I received x-rays. After the hygienist cleaned my teeth and checked gum levels the dentist came in and spent no more than 30 seconds looking at my teeth. This 30 ...
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What is the latest position on 'repositioning splints' for treating TMJ within the medical community?

One of the most popular treatments recommended for TMJ is a removable or fixed splint. I have read that there are four different types of splint, one being a 'Repositioning splint.' This splint is ...
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1 vote
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Dental deep cleaning recommendation without probing? [closed]

I've had dentists in the past use a measurement tool to measure the "pockets" of my gums to make the determination that I need a "deep cleaning," yet I've had other dentists skip ...
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Should dentists perform surgical dental procedures in a hospital to patients undergoing dialysis?

I am a Mexican dentist, I read the book Medicina en Odontología Manejo Dental de Pacientes con Enfermedades Sistémicas which translates to General medicine for dentistry. Dental Management of the ...
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Can saliva under the dental crown cause problems in the long term?

I recently learned that saliva contains hundreds of different kinds of bacteria (e.g. see here). Recalling that I was salivating profusely prior to a dentist crown being glued onto my tooth, I wonder ...
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Best to replace amalgam filling with composite?

My question is whether it's best to replace amalgam fillings with newer, composite fillings. My concern is the constant, low-level of Hg leaching into the body. I understand that removing them will ...
1 vote
1 answer
99 views

How do whitening mouthwashes work?

I am trying to achieve shiny white teeth. However, I am not trying to do laser whitening or any type of dye whitening. I have recently started using an electrical toothbrush and it was amazing. Now, I ...
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1 answer
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Why a dental visit before age 1?

I followed the recommendations to take my teething 10-month old to a dentist: American Dental Association: the reasons given are to “check for mouth injuries, cavities or other issues” American ...
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Are products used in dentistry tested for toxicity?

Drugs are systematically tested for toxicity according to strict standards nowdays. But are products and materials used in dentistry (varnishes, resins, metals, acrylic, cements, etc..) tested using ...
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How much do certain probiotics reduce cavity causing bacteria?

In the paper titled Effect of Short-term Consumption of Amul Probiotic Yogurt Containing Lactobacillus acidophilus La5 and Bifidobacterium Lactis Bb12 on Salivary Streptococcus mutans Count in High ...
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152 views

Do teeth have some sort of memory?

I have read of some cases where teeth moved after having been aligned with braces or similar procedures. Here is one of those sources The longer the amount of time since you’ve had braces, the less ...
3 votes
1 answer
121 views

Does mouthwash provide any benefits?

I have came across two questions on the topic, however they both seem to assume that mouthwash is beneficial. • How frequently should non-alcoholic mouthwashes be used? • How often should I use ...
2 votes
1 answer
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Crowns vs veneers

What risks are associated with the use of cosmetic crowns (as opposed to veneers) in a healthy mouth? In other words, if the goal is essentially cosmetic and crowns would give a better cosmetic result,...
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2 votes
2 answers
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Are All Root Canal Treatments Safe?

As we know, in root canal treatment the tooth is cleaned of bacteria; however, it cannot be 100% cleaned of bacteria. "There is always bacteria left behind in the auxiliary canals" and the ...
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Does tea tree oil acutally whiten teeth?

I heard about tea tree oil antimicrobal properties. But does it something similar to active oxygen or nitrogen pyroxide? Or it makes them whiter just killing organisms that cause change in color or ...
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How quickly does remineralization of teeth happen from brushing?

To the extent that toothpaste can remineralize tooth enamel, how quickly does it happen? Is it a as-soon-as-there's-contact occurrence? Is it after ~30-120 seconds of scrubbing? Is it 10+ minutes ...
1 vote
1 answer
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Why does a capped cracked tooth hurt when sugar hits it?

Assume a cracked tooth with a cubic zirconia crown. If something sweet touches this tooth/crown... YEOUCH! Pain shoots through the tooth and into the root. Why? A similar reaction occurs from cold or ...
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What is the relationship (if any) between poor posture during the day and problems with bruxism and/or TMJ, or is this just idle speculation?

The two popular news articles discuss increased rates of Temporomandibular joint dysfunction or "TMJ" symptoms and broken teeth reported in the US as well as the (potentially bi-directional) ...
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Teeth cancer in Humans [closed]

https://en.wikipedia.org/wiki/Cancer https://en.wikipedia.org/wiki/Human_tooth https://www.google.com/search?q=teeth&oq=teeth&aqs=chrome..69i57j0l3j69i60.10521j0j7&client=ms-android-lava&...
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2 answers
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What is topical snuff?

I am reading Burket’s Oral Medicine, Chapter - 4 on ‘Ulcerative, Vesicular, And Bullous Lesions’. Under Herpesvirus infections, the author has this to say: Animal studies on hamster cheek pouches ...
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1 answer
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All canal types of mandible premolar teeth

Is there any case with a mandible premolar tooth with distal and mesial canals? I have a problem with finding the canals of the mentioned tooth. Can anyone help me?
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Why is there no generally accepted system of disease classification?

I am reading Burket's Oral Medicine: Diagnosis and Treatment, Chapter 1 - Evaluation of the Dental Patient: Diagnosis and Medical Risk Assessment. Under the section 'Establishing The Diagnosis', the ...
3 votes
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What are non-specific somatic sensory receptors in the nasal mucosa?

I am reading Oral Medicine: Diagnosis and Treatment by Greenberg and Glick, Chapter 2 - Evaluation Of The Dental Patient: Diagnosis and Medical Risk Assessment. Under Cranial Nerve Examination, ...
2 votes
2 answers
157 views

Can a tooth be saved if it was accidentally knocked out from its socket?

Due to trauma, e.g., from road accidents, sports, falls, etc a tooth may be removed entirely from its socket. Can this tooth be saved? If so, what should a person do at the accident site?
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Why are carbonated drinks contraindicated after extraction

So after the extraction of a tooth the dentists advice patients not to spit till the next hour(for primary clot formation), followed by ice cream or cold juice(for vasoconstriction). Also to have soft ...
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What are the criteria to decide revascularization vs apexification in a young permanent tooth with necrosed pulp?

If a paediatric patient comes to the clinic with necrosed pulp either due to trauma or caries in one of his/her young permanent tooth then should apexification be done or revascularization? What are ...
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Which dental implants would be better? [closed]

My upper left molar (teeth #7) crumbled and the crown also broke down. The dentist suggested to go for a tooth extraction, followed by an implant. Is it fine if I avoid the implant, and only do the ...
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Why don't dentists use stitches after doing a tooth extraction?

I had tooth extraction in 2007. Dentist didn't use stitches just gave me a cotton told me to hold onto it with teeth. Bleeding last for 3-4 hours. Usually, however, bleeding will almost completely ...
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Rinsing vs not rinsing until 30 mins after brushing teeth (dry sensation) [duplicate]

First timer here.. I don't know this situation has been asked/shared before or not, but I couldn't find any similar question online. So I have read the recommendation that better we do not rinse ...
3 votes
1 answer
110 views

Why does a dental abscess / infection usually go away after a root canal?

After an abscess is diagnosed and a root canal treatment is done on a tooth, why does the infection go away? It seems all the root canal treatment does is remove the total volume of space for the ...
7 votes
1 answer
1k views

Does brushing your teeth immediately after sleeping have some medical significance?

Context: I have generally only brushed my teeth once-a-day, before going to bed. My dentist has advised to start brushing twice a day, adding "immediately in the morning" to my dental routine. I ...
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Why isn't iontophoresis more commonly used in dentistry?

I happened to find a bunch of articles that suggest iontophoresis could revolutionize dentistry through allowing needle-free delivery of local anaesthetic, or even an alternative to drill-and-fill. ...
3 votes
1 answer
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Are electrical toothbrushes harmful for gingiva?

I found this answer about the benefits of electric toothbrushes with tons of sources. It only mentions the positive impacts on plaque removal and gingival inflammation (i.e. efficiency of the cleaning)...
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Full metal crown for badly carious teeth

I was studying the topic of full metal crowns (fixed prosthodontics), and in my book it says that one of the indications of making a full metal crown is that the tooth that is going to receive the ...
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3 votes
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Can the use of hydrogen peroxide in dentistry worsen the oxidative stress in patches of facial vitiligo vulgaris?

According to this study 1, hydrogen peroxide is not absorbed by the skin, but can cause systemic toxicity when inhaled or ingested. I am not entirely sure how often hydrogen peroxide is inhaled or ...
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Is there an interaction between methamphetamine and dental anesthetic?

According to the sign shown in this post on Reddit, using methamphetamine and dental anesthetic together is lethal. If you use Methamphetamines (Crystal Meth, Crank, Speed, Glass, Tweak, Yaba)...
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1 vote
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Are there known instances of a zirconium crown resonating at certain frequencies and causing discomfort?

I've seen a case where a zirconium crown installed on the second molar of a patient vibrates at certain frequencies of vocalization (e.g., nasal consonants, humming higher-frequency notes, i.e., in ...
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Is there a temporary way to prevent two maloccluding teeth from impacting one another?

If one's bite is bad and two teeth are constantly impacting one another causing pain problems, is there an advisable way to prevent impact from constantly occurring, for example, with a squishy, gummy ...
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2 votes
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How often and in what manner can one use warm water with salt for oral health?

I have heard about the benefits of swishing with warm salt water. I have hard that it promotes oral health and keeps many oral diseases at bay. I read a lot about it on the web but all the posts are ...
2 votes
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Dental sealant - what happens when they expire?

I've read Wikipedia and used Web search for like after 10 years, expiration but found only what percentage remains intact, no need to remove prematurely, etc. My question is if sealant is ...
4 votes
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Do alcohol-free mouthrinses have the same efficacy in terms of antiplaque and antigingivitis effect as mouthrinses that contain alcohol?

The 2005 randomized control trial {1} concluded that: This randomized, controlled comparative clinical trial demonstrated that rinsing twice daily with the experimental alcohol-free 0.07% CPC rinse ...
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Does longer oil pulling than recommended 20 minutes bring any benefits?

EDIT. I am looking for references to serious research articles on the subject, whether confirming or refuting. (Or articles referring to such, but not articles without peer refereed references.) To ...