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造釉细胞瘤为一种良性但局部浸润的肿瘤，该瘤是牙源性肿瘤中最常见者，但仅占颌面肿瘤的１％，恶性者少见，有学者统计约恶性为１．５２％。造釉细胞瘤有些有较强的侵袭力，使骨质变薄甚至突破浸润到软组织中，亦可致口腔粘膜或皮肤溃烂而凹凸不平。因造釉细胞瘤亚型较多，有
Ameloblastoma is a benign but locally infiltrating tumor that is the most common source of odontogenic tumors but accounts for only 1% of maxillofacial tumors with rare malignancy, some of whom have a malignancy of about 1.52% . Some ameloblastoma have strong invasiveness, so that even the thinning of the bone infiltration into the soft tissue penetration can also cause oral mucosa or skin ulceration and uneven. Ameloblastoma due to more subtypes, there