Dental caries

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Written by Wang Ji Zhong
Internal Medicine
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Is tooth decay a contagious disease?

Cavities occur due to a large amount of dental plaque and tartar on the teeth, which erodes the teeth over time, causing damage to the enamel and dentin. This results in the appearance of black spots, black patches, and cavities. However, cavities are not contagious because there are always a large number of bacteria in the mouth due to eating and other reasons, so it is important to develop good brushing habits and the correct technique. Although brushing can remove some dental plaque, its effect is limited. It is best to undergo dental and gum cleaning treatments to significantly improve the removal of dental plaque and eliminate the harm of cavities to the human body.

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Written by Li Cui
Dentistry
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Will tooth decay affect other teeth?

When a patient suffers from tooth decay, generally not taking measures to treat it may cause other teeth to also develop cavities. Some patients with long-term cavities may have one or more teeth affected, and even some patients might have entire teeth significantly decayed. Therefore, when cavities occur, certain measures must be taken for treatment. Depending on the condition of the cavity, a specific treatment plan should be formulated, whether it's a dental filling or tooth extraction. Thus, patients must pay attention to oral hygiene in their daily lives, brushing their teeth morning and evening. After meals, it's important to promptly remove food residues from the mouth and develop proper habits for brushing and eating. If a cavity develops, the patient should treat it early to prevent it from affecting other teeth.

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Written by Li Cui
Dentistry
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How to treat a tooth that is half decayed?

When a patient has a cavity that has already damaged the dental tissues, causing severe damage to the dental tissues, the general advice for the patient is to go directly to a regular dental hospital for treatment. The best approach is generally to extract the tooth; extraction is the best option, but it should be done when the body is in good condition to remove the damaged tooth. Additionally, patients should pay attention to oral hygiene and can take some anti-inflammatory drugs orally to effectively control inflammation. Furthermore, during tooth extraction, it is crucial to pay attention to local hygiene, be mindful of food residue inside the mouth, eat and drink before the extraction, keep a relaxed mood, and follow the doctor's advice after extraction. Generally, do not eat for two hours after the surgery, do not brush your teeth or rinse your mouth within a day, avoid touching the wound, and manage your diet reasonably.

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Written by Li Bao Hua
Dentistry
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What will happen if tooth decay is not treated?

If dental caries are not treated, they may further infect and cause inflammation of the dental nerves, leading to pulpitis or apical periodontitis, causing severe pain. When apical periodontitis occurs, it may sometimes lead to a space infection, which is facial swelling. If the inflammation is not controlled in time, it may also cause osteomyelitis of the jawbone. Therefore, dental caries need to be treated as early as possible. Dental caries are caused by bacterial infections that lead to the decay of the hard tissues of the teeth; in the early stages of decay, using a drill to stop the development of the disease—namely, timely filling—can effectively control the further progression of dental caries. If dental caries further infect and cause inflammation of the dental nerves, it can lead to pain while eating or sleeping, sometimes waking from sleep due to pain, and in severe cases, it can cause facial swelling.

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Written by Fang Xiao
Dentistry
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Does tooth decay easily cause bad breath?

Cavities can easily cause bad breath. If there are cavities, food will remain in the holes of the cavities, get stuck, and ultimately compress the gums, and it will be difficult to clean. Foods are prone to ferment and produce acids causing bad odors, and the gums can also become inflamed, and even suppurate, which also produces bad smells. Therefore, if you have cavities, you should go to a regular hospital's dental department and receive targeted treatment under the guidance of a dentist. It is essential to develop good oral hygiene habits, brush your teeth in the morning and evening using the internationally recognized Bass brushing technique, rinse your mouth after meals, learn to use dental floss to remove food residues in tooth gaps, and treat cavities promptly to prevent them from deepening and causing more severe consequences.

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Written by Li Bao Hua
Dentistry
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Do children's cavities need treatment?

Whether children's dental caries need treatment may require taking X-rays of the teeth, or it can be judged based on the child's age. If a child around seven or eight years old has decay in the front teeth, these teeth can soon be replaced, and treatment may not be necessary. However, if the molars at the back, which are replaced at around twelve or thirteen years of age, are decayed, then it is necessary to treat these early by removing the decay and filling the teeth. Otherwise, bacteria may further infect the dental nerves, causing pain. If children's dental caries are not timely treated, it can also affect chewing. During childhood, the jawbone undergoes significant development. If the chewing function is impaired, it can affect the development of the jawbone, hence early treatment of children's dental caries is essential.

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Written by Li Bao Hua
Dentistry
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The difference between dental caries and tooth decay.

Cavities, also known as dental caries, are essentially the same thing. Cavities are a disease caused by bacterial infection of the hard tissues of the teeth, resulting in black holes on the tooth surface. If the cavity is deep, reaching or approaching the dental nerve, external stimuli from hot, cold, sweet, or sour sources can cause tooth pain. The term "tooth decay," commonly referred to as "worm teeth" by the public, fundamentally describes the same condition as cavities, not caused by any sort of worm but by bacterial pathogens. Thus, there is no difference between cavities and tooth decay; both are infectious diseases of the hard tissues of the teeth.

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Written by Li Bao Hua
Dentistry
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Can you get your teeth cleaned if you have cavities?

Cavities can also be treated with teeth cleaning. Firstly, a cavity is a type of dental caries, a tooth condition caused by tissue infection. Generally, it is accompanied by pain. Teeth cleaning is needed when there is a significant build-up of tartar around the teeth, which if not promptly cleaned, can lead to gingivitis and even periodontitis, potentially causing tooth loss. During cavities, teeth cleaning can be performed. However, teeth cleaning involves ultrasonic removal of tartar around the teeth. If the cavities are deep, the cleaning process may cause discomfort or severe pain. Therefore, it is necessary to treat the cavities first before proceeding with teeth cleaning to avoid significant pain during the cleaning process.

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Written by Li Bao Hua
Dentistry
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The concept of dental caries

Cavities, also known as dental caries or tooth decay, are caused by bacterial infection that damages the hard tissues of the teeth. Once cavities occur, it is essential to intervene with dental treatment as soon as possible. Strictly speaking, cavities represent a bacterial infection caused by the failure to remove food residues timely after eating. Bacteria break down glucose, producing lactic acid, which causes demineralization of the teeth. Once cavities occur, it is crucial to undergo dental filling treatment promptly, commonly referred to as dental restoration. If the progression of decay is not promptly halted, it can lead to further complications over time, including pulpitis which causes toothache or night pain, pain during sleep intense enough to wake one from sleep, and in severe cases, facial swelling.

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Written by Li Bao Hua
Dentistry
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What should I do about permanent tooth decay?

Permanent tooth decay refers to the decay that occurs in children's newly emerged permanent teeth or already replaced permanent teeth. Once decay occurs in a permanent tooth, it is necessary to fill the tooth as soon as possible. Decay is removed by drilling out the decayed hard tissue of the tooth. After removal, direct pulp capping treatment for the tooth is performed. If the decay in the permanent tooth is deep and has reached the tooth nerve, pulp treatment is needed. Vital pulpotomy can be used to retain the root pulp of the root part to promote further development of the tooth root. If the apex of the root has already formed in the permanent tooth and decay occurs, and the tooth nerve cannot be preserved, we can directly proceed with root canal treatment.