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原发性乳腺骨肉瘤是一种比较罕见的恶性肿瘤,WHO乳腺肿瘤学分类将其归于间叶性肿瘤,是骨外骨肉瘤的一种。在原发乳腺恶性肿瘤中发病率低于0.1%,好发于中老年女性,主要通过血道转移,最常累及肺脏,几乎无淋巴结转移。该病诊断主要依赖于病理结果。由于该病恶性程度高,对放化疗均不敏感,目前尚缺乏统一的治疗方案。本院收治1例,结合文献复习报告如下。
Primary breast osteosarcoma is a relatively rare malignancy, WHO breast cancer classification will be classified as mesenchymal tumors, is a kind of bone osteosarcoma. The incidence of primary breast cancer in the incidence of less than 0.1%, occurs in middle-aged women, mainly through the bloodstream, the most common lung involvement, almost no lymph node metastasis. The diagnosis of the disease mainly depends on the pathological findings. Because of the high degree of malignancy of the disease are not sensitive to radiotherapy and chemotherapy, there is a lack of a unified treatment. This hospital admitted to a case, combined with the literature review report is as follows.