Tooth extraction, dental minor surgery, but the particular circumstances, should be carefully considered. Therefore, prior to the extraction must first ask the Qing history and it clearly re-extraction. Patients, following a history of tooth extraction can not be too casual.
1. Hypertensive patients, if blood pressure is stable, but also inadvertent, brain, kidney and organic damage can generally be tooth extraction. If your blood pressure than 24/13.3kpc who should be treated, and then consider the extraction.
2. Patients with heart disease if the following circumstances are not suitable extraction: 6 months of myocardial infarction; unstable angina or have only recently begun; congestive heart failure; uncontrolled arrhythmia.
3. Blood diseases, such as hemophilia (coagulation factor deficiency). Thrombocytopenic purpura, leukemia and other patients, such as rash extractions often cause uncontrolled bleeding, and even life-threatening.
4. Extraction of diabetic patients, postoperative prone to wound infection, but also increase diabetes; must extraction, should be in the diabetes control and Problems in the production of porcelain metal based crown and bridge extraction before and after the routine use of antibiotics to prevent infection.
5. Hepatitis, patients with liver cirrhosis, liver function, there is obvious damage should be hepatoprotective treatment until liver function of basic normal before extraction.
6. Extraction within the pregnant women in the first three months of pregnancy easy to abortion, within 3 months after tooth extraction easy to preterm birth, it should be dental instruments relatively safe extraction during the first 4, 5, 6, three months of pregnancy. The women's menstrual period extraction easy bleeding, it should be suspended extraction.
7. Hyperthyroid patients without medical treatment, not extraction.
8. The site of the maxillofacial cancer had radiation treatment should not be pulling teeth, in order to avoid radioactive osteomyelitis.
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