骨瘤的发生认为是在骨膜形成骨过程中异常引起骨组织过度增殖所形成的一种良性肿瘤。我科曾收治1例下颌骨多发性骨瘤合并眶、颅骨内骨瘤,在临床上实属罕见,现报告如下: 患者夏某、男,21岁、学生。因发现双侧下颌骨无痛性包块4年而来院就诊。 4年前偶然发现右下颌体部长一约“豌豆”大小硬块、不痛,此后不久又发现下颌骨其它部位、头颅 The occurrence of osteoma is considered to be a benign tumor caused by abnormal proliferation of bone tissue in the process of periosteal bone formation. My department had admitted a case of multiple bone tumors of the mandible with orbital and intracranial osteoma, which is rare in clinical practice, are as follows: Patient Xia Mou, male, 21 years old, student. Because of bilateral painless mass of mandibular mass found for 4 years to hospital. 4 years ago, accidental discovery of the right lower jaw body length of about “pea” size lumps, no pain, shortly thereafter found the rest of the mandible, head