HomeOral HealthTherapeutic Craze Traces and Fractures with Hydroxyapatite

Therapeutic Craze Traces and Fractures with Hydroxyapatite

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Cracked tooth are the third commonest motive for tooth loss.1 However on the subject of your tooth, a crack is not only a crack. 

You could have what appears to be like like cracked tooth, however it could simply be a craze line or craze fracture. Cracked tooth could also be an emergency, however a craze line is a beauty concern.

Dentists usually discover it difficult to outline cracks in tooth. There are such a lot of completely different levels of cracked tooth, with each requiring a singular resolution. 

On this article, we are going to focus on what craze strains and craze fractures are. We can even have a look at signs, causes, and easy methods to deal with them, together with whether or not you should utilize hydroxyapatite for therapy.

What are craze strains?

Craze strains are superficial strains with slight vertical splits within the outer layer of the tooth enamel. They’re generally referred to as hairline cracks or superficial cracks. 

Whereas craze strains don’t have an effect on your bodily well being, you might discover that their visibility makes you unhappy along with your smile.

In people who smoke or espresso drinkers, craze strains might seem as stain strains in your tooth. 

What causes craze strains?

Craze strains can happen as a result of regular getting older of the tooth—from put on and tear over time. 

Craze strains can be brought on by:

  • Grinding of tooth. Quickly-formed craze strains might be the results of tooth grinding.
  • Sleep bruxism. The hallmarks of sleep bruxism, a sleep-related motion dysfunction, are tooth grinding and clenching, which may result in craze strains.2 
  • Unhealthy habits. For those who continuously chew your fingernails or chew gum, these dangerous habits can result in craze strains. 
  • Orthodontics gone fallacious. In case your tooth usually are not positioned correctly after an orthodontic process, it may result in the formation of craze strains. 

Craze strains vs. craze fractures

Craze strains that go deeper are referred to as craze fractures. Deep fractures are harmful as a result of they could be colonized by bacterial biofilms. Dentists usually take out fillings to see how deep the strains have gone. 

Whenever you chew on a fractured tooth, you might really feel ache. Over time, the crack can propagate and have an effect on the pulp, and you’ll find yourself with a dying tooth. 

In lots of circumstances, cracks that reach to the pulp may cause signs starting from acute irritation to whole pulpal necrosis.3 You could want an intervention that stops the crack from propagating additional. 

Trauma can even trigger your higher and decrease jaw to hit collectively and trigger a craze fracture in your tooth.

What are the signs of craze strains and craze fractures?

Sufferers expertise completely different signs that will or might not point out craze strains.

A crack that doesn’t present any indicators or signs, reminiscent of scorching or chilly sensitivity, might be a craze line. You shouldn’t fear about it however level it out to your dentist.

Nonetheless, if you happen to’re experiencing ache whenever you chew or chew, you might have a craze fracture. 

How can dentists assist deal with craze strains?

Common visits to your dentist will help establish a craze line or deep fracture. 

Whenever you go to your dentist, she or he might use dental imaging expertise generally known as indocyanine-green-assisted near-infrared fluorescence (ICG-NIRF) to detect any cracks in your enamel. ICG-NIRF can even detect points like dental caries and decays. 

Throughout ICG-NIRF dental imaging, the enamel is illuminated with gentle on the excitation wavelength of about 750-800 nm, after which it’s noticed at longer wavelengths of over 800 nm.4 ICG is nice as a result of it’s non-toxic and nonionizing

For those who suppose you could have a craze line, the very first thing it’s best to do is schedule an appointment along with your dentist. You don’t need that craze line to deepen and grow to be a craze fracture. 

Sadly, if the fracture goes under the gum line or to an space that we can’t attain, like a restoration with a crown and filling, it can leak micro organism, have an effect on the pulp, and lead to bone loss. So don’t let that fracture propagate under the gum line, or we won’t be able to extract it.  

Craze strains are innocent, however if you happen to insist on therapy, your dentist might supply the next beauty procedures:

  • Tooth whitening. This works greatest in case your craze strains are stained. People who smoke and low drinkers might profit from tooth whitening. Tooth whitening won’t take away craze strains however will enhance their look.
  • Porcelain veneers. Dental porcelain veneers are made up of skinny shells that may bond on to your tooth. They will masks stains identical to tooth whitening however are extra sturdy. Porcelain veneers additionally have to be custom-made for every tooth. 
  • Beauty bonding. Dentists can use one thing referred to as composite resin to masks the looks of craze strains. Beauty bonding is extra inexpensive than porcelain veneers. 

Can you employ hydroxyapatite toothpaste to heal craze strains and fractures?

The brief reply is, “no.” Fluoridated or hydroxyapatite toothpaste can’t seal craze strains. Hydroxyapatite toothpaste is useful for remineralizing broken tooth. Nonetheless, remineralization can’t happen in craze strains or fractures as a result of they’re continuously shifting. 

Nonetheless, as a useful dentist, I like to recommend common use of hydroxyapatite toothpaste and never fluoridated toothpaste. Though extra individuals are turning into conscious of the elements they prepare dinner with, they don’t examine for the elements of their toothpaste model. 

Sadly, adults and youngsters are continuously uncovered to poisonous elements of their properties or locations they go to incessantly. Some examples of dangerous metals and chemical substances are lead, mercury, arsenic, glyphosate, and chemical substances present in air air pollution.

It’s almost unimaginable to manage the extent of publicity to all of those poisonous elements. However on the subject of fluoride, it’s a no brainer: you may exchange fluoride in toothpaste with hydroxyapatite.

What precisely is hydroxyapatite?

You could be questioning what hydroxyapatite is and why it’s in toothpaste.

Hydroxyapatite, in its pure type, is a type of calcium that makes up 97% of your tooth enamel and 70% of the dentin of your tooth. The remainder of your enamel is definitely composed of water, collagen, and different proteins.

The fantastic thing about hydroxyapatite is that we don’t have to remove one thing that stops decay—we now have a substitute that isn’t poisonous, is biomimetic, and has confirmed to be protected.

You may heal cavities and forestall new ones from forming by remineralizing your tooth. Hydroxyapatite is one very efficient means to try this.

Hydroxyapatite performs simply in addition to fluoride, in some circumstances higher, with not one of the toxicity issues. 


Craze strains and fractures are troublesome to diagnose, however via cautious examination, your dentist can decide what you’re coping with.

For those who suppose you’re experiencing ache due to a craze line or fracture, inform your dentist.

Hydroxyapatite or fluoride won’t heal your craze strains or craze fractures. Nonetheless, think about using hydroxyapatite toothpaste for different advantageous properties.

Common visits along with your dentist shall be helpful in case you want an intervention on your craze strains or fractures. 


1. Li Z, Holamoge YV, Li Z, et al. Detection and evaluation of enamel cracks by ICG-NIR fluorescence dental imaging. Ann N Y Acad Sci. 2020;1475(1):52-63. doi:10.1111/nyas.14374

2. Bruxism (tooth grinding) – Signs and causes. Mayo Clinic. Accessed April 2, 2021. https://www.mayoclinic.org/diseases-conditions/bruxism/symptoms-causes/syc-20356095

3. Ricucci D, Siqueira JF, Loghin S, Berman LH. The cracked tooth: histopathologic and histobacteriologic points. J Endod. 2015;41(3):343-352. doi:10.1016/j.joen.2014.09.021

4. Alander JT, Kaartinen I, Laakso A, et al. A Assessment of Indocyanine Inexperienced Fluorescent Imaging in Surgical procedure. Wei G, ed. Worldwide Journal of Biomedical Imaging. 2012;2012:940585. doi:10.1155/2012/940585



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