腋部副乳腺的临床及X线特征(附186例分析)

Clinical and X-ray manifestation of accessory breast tissue in the axilla(an analysis of 186 cases)

目的:探讨腋部副乳腺的X线表现,提高对副乳腺的认识和诊断水平。方法:对186例腋部副乳腺的临床特点及X线表现进行回顾性分析。结果:腋部副乳腺男女均可发生,男10例,女176例。年龄14～80岁,平均43岁。完全型副乳腺21例(11.3%),不完全型副乳腺165例(88.7%)。发生于双侧68例(36.6%),仅发生于右侧78例(41.9%),仅发生于左侧40例(21.5%)。伴有钙化3例(1.6%),合并其他病变4例(2.2%)。X线表现:最大径线平均3.3cm(右)和3.0cm(左)。形态上可分为4型:其中斑片型最多,75例(40.3%),其余依次为条索型56例(30.1%),混合型35例(18.8%),团片型20例(10.8%)。结论:腋部副乳腺有一定的临床表现和X线征象,认识和掌握这些特征,有助于提高其诊断和鉴别诊断的水平,避免误诊及漏诊。

Objective：To discuss the mammographic appearance of accessory breast tissue in the axilla and to improve the understanding and diagnostic level of accessory breast tissue in the axilla. Methods：The clinical characfers and X-ray manifestations of 186 patients with accessory breast tissue in the axilla were retrospectively analyzed. Results：Accessory breast tissue in the axilla occurred in men and women,including 10 males and 176 females,with 14～80 years old （mean,43 years）. 21 cases were complete type （11.3%）,165 cases were incomplete type （88.7%）. 68 cases of them were found in the bilateral axilla （36.6%）,78 cases only in the right （41.9%）,and 40 cases only in the lef t （21.5%）. 3 cases were accompanied with calcification （1.6%）,4 cases were complicated by other pathological changes （2.2%）. The mean dimension on the right was 3.3 cm,and that on the left was 3.0 cm. The X-ary manifestations were divided into 4 type：patchy type was the most （75 cases,40.3%）,then,inorder of the striped type （56 cases,30.1%）,mixed type （35 cases,18.8%）,and mass-like type （20 cases,10.8%）. Conclusion：Understanding and mastering the X-ray manifestations and clinical characterstic of accessory breast tissue in the axilla is helpful in improving the level of diagnosis and differentiation,thereby distinguishing the disorders from other pathological changes.