36 巻 (1990) 1 号 p. 119-123
A case of myxofibroma involving the mandibular molar-ramus area in a 45-yearold male, under anti-coagulant therapy because of previous mitral valve replacement, is presented. Resection and reconstruction of the mandible were performed together with inferior alveolar nerve preservation. Regulation of the blood coagulation activiy was required through the period before and after surgery. The patient has been well and free of disease for more than 2. 5 years since the operation.