恶性造釉细胞瘤在临床上比较少见,我科遇见1例,现报告如下: 患者许××,女,50岁。右下颌肿胀伴右下磨牙咀嚼无力近4年,无痛。后发现肿瘤向外突出并呈无痛性渐进生长,同侧牙松动。1984年秋发现右下唇麻木、肿瘤疼痛。近半年来肿瘤增大明显。于1985年6月来我院就诊。体检:神志清,贫血貌。眼、耳、鼻,心肺听诊无 Malignant ameloblastoma is relatively rare in clinical practice. Our department met 1 case and the report is as follows: The patient Xu X, female, 50 years old. Right lower jaw swelling with right lower molars chewing weakness for nearly 4 years, no pain. Afterwards, the tumor was found to protrude outwards and showed painless progressive growth, with ipsilateral teeth loosening. In the autumn of 1984, numbness in the lower right lip and tumor pain were found. Tumors have increased significantly in the past six months. In June 1985 to our hospital. Physical examination: clear-headed, anemic appearance. Eyes, ears, nose, heart and lung auscultation