Dental caries

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Written by Li Cui
Dentistry
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Do occasional toothaches from cavities need treatment?

When a patient has a cavity, they may only occasionally experience pain. In such cases, it is generally recommended that the patient visits a hospital for consultation. Even a minor cavity has its preventative measures to stop it from worsening and leading to severe consequences; therefore, treatment is still necessary. Many severe cavities develop from minor ones. They can slowly cause defects in the teeth, damage to the tooth root, or stimulate the nerves in the gums, potentially leading to loose or falling teeth. Thus, it is advisable for patients to adopt the correct treatment methods. Additionally, if patients experience pain, they can undergo anti-inflammatory and pain relief treatments to alleviate discomfort and avoid inconvenience in their dietary life.

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Written by Li Cui
Dentistry
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If a cavity is not thoroughly cleaned before being filled, what will happen?

When a patient has severe dental caries and undergoes filling, if the decay is not completely removed before filling, it may lead to reinfection and residual decay, continuing to cause inflammation. Therefore, it is recommended that the decay be completely removed before filling. In such cases, it is generally safe for patients to seek treatment at a formal dental hospital. Official hospitals adhere to strict standards, effectively cleaning the affected area for filling and repair. Therefore, patients need not be overly anxious; this type of procedure is quite common in dentistry. Patients are advised to maintain good oral hygiene in daily life and seek timely medical attention when dental caries occur.

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Written by Tong Peng
Pediatrics
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Should a baby's decayed front teeth be filled?

Children's front teeth cavities require filling treatment, because if the front teeth are extensively damaged, it not only affects eating and appearance but also impacts the child's psychological development. Therefore, if a child's tooth color is abnormal, it is advisable to visit a hospital for fluoride treatment as soon as possible, which is beneficial for mineralization on the tooth surface. However, if cavities have developed in the front teeth, filling treatment is needed, otherwise it will progressively worsen, affecting the child's normal eating habits. Generally, children under three years of age have poor cooperation and cannot undergo routine outpatient treatment, so it is crucial to strengthen oral hygiene care in daily life.

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Written by Fang Xiao
Dentistry
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How to treat tooth decay without a cavity?

Once a cavity forms, there is definitely a cavity hole. It might appear that there is no hole on the surface, but the texture has already softened, forming a cavity hole; it's just that it has not been discovered by oneself. It can be seen by a doctor using an examination and can also be detected by taking dental X-rays. At this point, one should follow the treatment principles for cavities, which involve removing the decayed and necrotic material inside the cavity and then filling it with filling material. If it is an interproximal cavity, the decay inside can be removed via an X-ray and then filled. Some occlusal pit and fissure caries, which are relatively shallow, can be treated with topical fluoride medication. For cavities, it is important to detect and treat them early. Regular oral hygiene should be maintained, with brushing in the morning and evening, and rinsing after meals. If a cavity is not treated in time, it will become deeper and ultimately turn into a residual root, which will need to be extracted.

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Written by Wang Ji Zhong
Internal Medicine
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Does a cavity mean tooth decay?

The common term for dental caries is tooth decay. In the past, many people believed that tooth decay was caused by a kind of "tooth worm" that eroded the teeth, leading to tooth damage. In fact, it's the presence of a large amount of dental plaque and tartar on the teeth, and the erosion caused by numerous bacteria on these surfaces, which is what we now refer to as the phenomenon of caries, causing the teeth to turn black. Severe erosion can affect the enamel and dentin, and if it breaks through to the dental pulp, severe pulpitis can occur. When suffering from dental caries, it is essential to seek early treatment to remove the necrotic enamel and further prevent its progression.

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Written by Fang Xiao
Dentistry
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How to prevent cavities in children

Prevention of tooth decay in children should first encourage them to develop good tooth-brushing habits, reducing bacteria and plaque on the tooth surface, and include brushing in the morning and evening, as well as rinsing after meals. Enamel is the hardest substance in the human body but is susceptible to cracking. Acidic or sugary substances are harmful to teeth, so it's best to avoid sweets and acidic foods in the evening and to brush teeth before going to bed. Brushing teeth before sleeping is crucial and some anti-cavity treatments should be done, such as fluoride application or dental sealants. It's also important to develop a habit of regular dental check-ups to detect and treat cavities early.

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Written by Li Bao Hua
Dentistry
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How to treat children with dental caries?

To treat cavities in children, first, the extent of tooth decay needs to be assessed. If the decay is mild, the decayed part can be removed and directly filled. If the decay is severe enough to inflame the dental nerve, an X-ray of the tooth is required. If it is a deciduous tooth that is about to fall out soon and is not worth saving, treatment might be unnecessary. However, if the tooth root has not been absorbed and the permanent tooth will take a long time to erupt, root canal treatment can be considered. In cases where a young permanent molar is decayed and the nerve is infected, a vital pulpotomy should be performed to preserve the living pulp and promote further development of the tooth root.

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Written by Wang Ji Zhong
Internal Medicine
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What is the reason for black dental caries?

Cavity prevalence is quite high, especially in children who haven't developed good oral hygiene habits and consume a lot of sweets, making them prone to cavities. Early detection is thus very important. Early symptoms of cavities are not obvious, but with careful observation, one can notice parts of the teeth turning black. This is due to bacterial erosion and damage to the teeth. Damage occurs to the enamel and dentin of the teeth. If this continues to develop, it can lead to damage to the dental pulp, resulting in pulpitis. Therefore, when you notice your teeth turning black, it is crucial to seek timely treatment to prevent the progression to pulpitis.

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Written by Li Cui
Dentistry
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What to do if you have tooth decay and swollen, painful gums?

When patients experience dental caries and swollen, painful gums, it is advised that they seek medical attention promptly. They may take some anti-inflammatory and analgesic medications to relieve inflammation and pain. After the inflammation has completely subsided, treatment should be based on the extent of damage to the dental caries. If the damage to the dental caries is minor, conservative treatment may be sufficient. However, if the damage is severe, it may affect part of the tooth structure or even the entire tooth and root, possibly leading to cavitation. In such cases, it is recommended that patients consider tooth extraction or filling as remedial measures. Additionally, patients must pay attention to oral hygiene and develop correct tooth brushing habits. (The use of medications should be under the guidance of a professional doctor.)

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Written by Wang Peng
Dentistry
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If half of the cavity is empty, should the tooth be extracted?

Whether a tooth that is half decayed should be extracted depends on the condition of the patient's tooth root. It is recommended that the patient first undergo a dental X-ray to ascertain whether the tooth root is intact. If the tooth root is relatively sound, generally, extraction is not necessary. The decayed material in the tooth can be removed, followed by a pulp capping procedure, and then filling. Due to the severity of the decay, it is advisable to wear a porcelain crown for protection. If the decay has affected the dental pulp causing pulpitis, root canal treatment should be performed before filling the tooth and protecting it with a porcelain crown. However, if the tooth root is severely damaged, considering tooth extraction might be necessary.