Molar tooth rotted a hole a little loose, the nerve is exposed, need to choose whether to extract the tooth according to the condition, as follows.
1. The root of the tooth has not been resorbed and does not need to be extracted. In this case, it is best to carry out root canal treatment on the tooth first, after root canal treatment, the inflammation of the gums will gradually reduce, and the looseness of the tooth will gradually return to normal. After two weeks, if the tooth is not painful, then consider crown restoration, which can prevent the tooth from splitting.
2. The root of the tooth is resorbed, and in this case the tooth needs to be extracted. If the tooth is not extracted, even if root canal treatment is done, the prognosis is poor. After the tooth is extracted, depending on the situation, dental implant restoration or other prosthetic restoration will be chosen.
3. If the wisdom tooth has a cavity, the tooth is loose, and the nerve is exposed, in this case, the wisdom tooth can be extracted directly.
The above information is for reference only. If you have cavities, loose teeth or exposed nerves, it is best to go to the hospital for a checkup before choosing the best treatment.