Dental extraction should be withheld during acute hepatitis. In chronic hepatitis with significant impairment of liver function, the patient may bleed easily after tooth extraction due to impaired synthesis of prothrombin and other coagulation factors. Therefore, a coagulation function test should be performed before surgery. Those with abnormalities should be given adequate amounts of vitamin K and vitamin C and other hepatoprotective drugs starting 2-3 d before surgery; and continue to be given after surgery. Local hemostatic drugs should be added intraoperatively. Zhuo Shaoyang, Department of Oral and Maxillofacial Surgery, Shandong University Stomatology Hospital Patients with liver cirrhosis who are in the compensated phase of liver function and whose liver function tests are within the normal range or only mildly abnormal, tooth extraction is non-contraindicated, but the possibility of bleeding should be noted. Shandong University Stomatological Hospital / Shandong Provincial Stomatological Hospital Extra-oral Clinic Tel: 0531-88382840 Address: No. 44-1, West Culture Road, Lixia District, Jinan. Personal micro signal: nihaoweixin2012. sina microblog: Shandong University Stomatological Hospital Zhuo Shaoyang.