乳腺纤维腺瘤是女性较常见的乳腺疾病，多无症状，常在体检中发现，或患者自行摸及肿块前来就诊发现。它是由上皮和纤维组织两种成分增生形成，可能与激素对局部乳腺组织作用有关。乳腺纤维腺瘤除发生于正常乳腺外也可发生于副乳，但较为少见，据文献报道发生率为0.1%，两者同时发生更为少见。%Breast fibroadenoma of breast diseases were more common in women, no symptoms, often found in the physical examination, or the patients themselves and the masses were found to touch. It is formed by the epithelium and fibrous tissue hyperplasia and two components, hormones on the role of local breast tissue. Fibroadenoma of breast in addition to occur in normal breast also can occur in two, but relatively rare, according to reports in the literature occurrence rate is 0.1%, both more rare.
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