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发生在口腔颌面部韧带样纤维瘤极少见报道。本组病例,符合壁腹外韧带样纤维瘤的一般临床特点:发病年龄小,男女无明显差别,局部有损伤史等。亦符合壁腹韧带样纤维瘤的病理特征:增生的纤维母细胞肥大,呈梭形,和胶原纤维呈波浪状、编织状排列、纤维组织侵入横纹肌等,肌纤维被分隔成小岛,并萎缩变性,可见肌肉巨细胞,无异形细胞和病理核分裂。建议采用局部扩大切除和放射治疗,可有效地防止术后复发。本病需与纤维肉瘤相鉴别。
Occurrence of oral and maxillofacial ligamentous fibroids is rarely reported. This group of cases, in line with the general clinical features of extramural abdominal ligamentous fibroids: the age of onset is small, no significant difference between men and women, local history of injury. It is also consistent with the pathological features of the abdominal wall ligamentous fibroids: hypertrophic fibroblasts are hypertrophic and fusiform, and the collagen fibers are wavy, woven, and fibrous tissue invades the striated muscles. The muscle fibers are divided into small islets and atrophic degeneration. , visible muscle giant cells, no abnormal cells and pathological nuclear fission. Local extended resection and radiation therapy are recommended to effectively prevent postoperative recurrence. The disease needs to be differentiated from fibrosarcoma.