拔牙虽非大手术，但对于某些病人 来说，确实有所禁忌。 口腔内有急性炎症或肿瘤患者 拔牙要慎重。因为急性炎症期拔牙 会造成炎症的扩散，故拔牙时要慎 重。一般应先消炎，待急性炎症消退 后再拔牙较为安全。肿瘤患者拔牙 有可能造成肿瘤的扩散或转移，所以 也要慎重。心血管 Tooth extraction is not a major surgery, but for some patients, there are indeed taboo. Oral acute inflammation or tumor patients should be careful extraction. Because acute inflammation of the tooth extraction will cause the proliferation of inflammation, so be careful when extracting teeth. In general, anti-inflammatory should be the first to be more safe after acute inflammation subsides. Tumor patients with tooth extraction may cause the spread of cancer or metastasis, so we must be careful. Cardiovascular