颈部囊性病变的超声诊断价值

2024-04-28

                                  作者:房世保 孙咏梅 赵诚 李萍

【关键词】  囊肿;颈;超声检查;诊断,鉴别

  [摘要]目的 探讨二维和彩色多普勒超声对颈部囊性病变的诊断和鉴别诊断价值。方法 回顾性分析88例经临床和病理证实的颈部囊性病变病人的二维及彩色多普勒血流显像表现,总结其超声特点,并与病理诊断结果对照。结果 88例颈部囊性病变中,甲状舌管囊肿38例(43.2%),鳃裂囊肿15例(17.0%),颈淋巴管瘤10例( 11.4% ),颈部淋巴结囊性病变25例(28.4%)。颈部囊性病变各有其好发部位,且病变具有一定的超声特征。甲状舌管囊肿多见于颈中线附近、舌骨上下;鳃裂囊肿多见于中上侧颈部;淋巴管瘤多见于颈侧部、锁骨上,范围较广;部分淋巴结囊性病变,如淋巴结结核、颈淋巴结囊性转移瘤常多发,分布范围较广。甲状舌管囊肿及鳃裂囊肿呈单房性,淋巴管瘤多为多房性,颈淋巴结囊性转移瘤伴有壁结节。结论 超声检查对颈部囊性病变具有重要的诊断和鉴别诊断价值。

  [关键词] 囊肿;颈;超声检查;诊断,鉴别

  
  [ABSTRACT]ObjectiveTo assess the value of ultrasonography in the diagnosis and differential diagnosis of cystic lesions of the neck. Methods2-D and color Doppler sonographic features of the cystic lesions ( n =88) confirmed pathologically or clinical-ly were retrospectively analyzed. ResultsThyroglossal duct cyst comprised 43.2% (38/88), branchial cleft cyst 17.0% (15/88), lymphangioma 11.4% (10/88), and cystic lymph node of neck 28.4% (25/88). Each kind of the lesions had its predilection site and ultrasonic features. Most of the thyroglossal duct cyst were found closing to median line and hyoid bone; branchial cleft cyst usually located at upper or middle part of the neck; lymphangioma in lateral part or above the clavicle, and extended widely. Some cystic diseases of lymph node, such as lymphoid tuberculosis, and cystic metastasis of cervical lymph nodes, usually appeared as multiple and wide distribution. Most of the thyroglossal duct cyst and branchial cleft cyst were monolocular, while lymphangio-ma multilocular. Metastatic tumors of the cystic lymph nodes were always associated with wall nodule. ConclusionUltrasonog-raphy is accurate and reliable in the diagnosis and differential diagnosis of cervical cystic lesions.

  [KEY WORDS] cystic; neck; ultrasonography; diagnosis, differential

  发生于颈部甲状腺外其他部位的囊性病变临床相对少见,但病理类型繁多。临床多以颈部包块就诊,及早明确诊断颈部囊性病变(不包括甲状腺的囊性病变)的病理类型对临床选择正确的治疗方案至关重要。本研究对88例经手术及病理证实的颈部囊性病变的超声表现进行回顾性分析,以提高超声对颈部囊性病变的诊断准确性。

  1 资料与方法

  1.1 一般资料 本组颈部囊性病变病人共88例,为我院1999年1月~2005年7月门诊及住院病人,男48例,女40例;年龄5个月~83岁,平均37岁。其中临床表 现为颈部无痛性包块者68例;表现为颈部或颌下压痛性包块者20例,伴发热者7例。病人就诊间隔时间为7 d~10年。

  1.2 检查方法 所用仪器为ATL HDI-5000型彩超仪,L12-5宽频探头;GE LOGIQ9,M12L宽频探头。病人取仰卧位、侧卧位,充分暴露颈部。发现颈部囊性包块时,多切面扫查,确定其位置及与主要解剖结构(如胸锁乳突肌、舌骨或颈内静脉)的位置关系、大小及数量,观察边界及内部回声。如为淋巴结囊性大,应注意观察有无囊壁结节,如发现囊壁结节,应用彩色多普勒检测有无血流信号,脉冲多普勒测量囊壁结节内动脉收缩期最大血流速度和阻力指数。如果怀疑为颈淋巴结囊性转移,应同时扫查甲状腺等邻近器官,观察其内部有无结节及其回声特点等。

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