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1临床资料患者女,70岁。30年前发现下颌骨近中有一杏仁大小的肿物,当地医院给予口服消炎药,未见明显缩小,以后未再行治疗。2004年3月来我院口腔科就诊,患者否认有传染病及遗传病史,家族中也无肿瘤患者,检查：营养发育良,身材居中,全身浅表淋巴结无肿大,心肺(-)腹部及四肢体检未发现异常。局部情况：双下颌区肿胀,右侧稍大于左侧,牙齿已全部脱落。口腔全景X线示：双下颌区被整个囊性包块侵犯,瘤腔内有清晰的骨分隔,分房为圆型及卵圆型,大小不等,各房相互重叠,边缘清晰,有密度增高线条状阴影,骨皮质变薄,边缘分叶状,有切迹,X线诊断为一个典型的双下颌骨巨大造釉细胞瘤。隧住院手术。2病理检查肉眼观：带下颌骨的心型肿物一个,包膜完整,
1 Clinical data Female patient, 70 years old. Thirty years ago found an almond-sized tumor near the jaw, the local hospital for oral anti-inflammatory drugs, no significant reduction, no further treatment. March 2004 to our hospital stomatology, patients denied having infectious disease and genetic history, family nor cancer patients, check: good nutrition and development, body center, body superficial lymph nodes without swelling, cardiopulmonary (-) abdomen and Physical examination found no abnormalities. Local conditions: double jaw swelling, the right slightly larger than the left, the teeth have all been shed. Oral panoramic X-ray showed: double jaw area is encroached on the entire cystic mass, the tumor cavity has a clear separation of the bones, round and oval-shaped room, ranging in size, the rooms overlap each other, clear edges, density Elevated line-like shadows, cortical bone thinning, edge lobulation, with notch, X-ray diagnosis of a typical double giant mandibular ameloblastoma. Hospitalization of tunnel surgery. 2 pathological examination of the naked eye: a mandibular heart tumor, complete capsule,