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中华医学超声杂志(电子版) ›› 2026, Vol. 23 ›› Issue (07) : 601 -608. doi: 10.3877/cma.j.issn.1672-6448.2026.07.008

超声医学质量控制

甲状腺恶性潜能未定的滤泡性肿瘤术前超声质量控制分析
谷杨, 武晓凤, 张凯仁, 王葛超, 邓劼, 刘哲婴, 董凤林†()   
  1. 215006 苏州,苏州大学附属第一医院超声医学科
  • 收稿日期:2026-05-26 出版日期:2026-07-01
  • 通信作者: 董凤林
  • 基金资助:
    国家自然科学基金(82402279); 中国高校产学研创新基金(2025MR109); 姑苏卫生人才科研项目(GSWS2025027)

Preoperative ultrasound quality control for thyroid follicular tumors of uncertain malignant potential

Yang Gu, Xiaofeng Wu, Kairen Zhang, Gechao Wang, Jie Deng, Zheying Liu, Fenglin Dong†()   

  1. Department of Ultrasound, the First Affiliated Hospital of Soochow University, Suzhou 215006, China
  • Received:2026-05-26 Published:2026-07-01
  • Corresponding author: Fenglin Dong
引用本文:

谷杨, 武晓凤, 张凯仁, 王葛超, 邓劼, 刘哲婴, 董凤林. 甲状腺恶性潜能未定的滤泡性肿瘤术前超声质量控制分析[J/OL]. 中华医学超声杂志(电子版), 2026, 23(07): 601-608.

Yang Gu, Xiaofeng Wu, Kairen Zhang, Gechao Wang, Jie Deng, Zheying Liu, Fenglin Dong. Preoperative ultrasound quality control for thyroid follicular tumors of uncertain malignant potential[J/OL]. Chinese Journal of Medical Ultrasound (Electronic Edition), 2026, 23(07): 601-608.

目的

分析甲状腺恶性潜能未定的滤泡性肿瘤(FT-UMP)术前超声质量控制的状况,比较应用甲状腺影像报告和数据系统(TI-RADS)指南前后的质量控制差异。

方法

回顾性收集苏州大学附属第一医院2017年1月至2025年12月经手术切除病理证实为FT-UMP且术前行超声检查的患者。通过回顾超声报告及图像,分析FT-UMP术前超声报告描述完整率、存图完整率及TI-RADS分类使用率,采用χ2检验或Fisher精确检验法比较应用TI-RADS指南前后的质量控制指标的差异。由2名具有7年以上甲状腺超声诊断经验的医师分别对FT-UMP的超声静态图像进行判读,根据中国TI-RADS(C-TIRADS)和美国放射学会TI-RADS(ACR TI-RADS)记录结节的超声特征(结构、形状、边缘、回声、局灶性强回声)与恶性风险评估(TI-RADS分类),比较2种分类系统对FT-UMP的超声特征描述和恶性风险评估差异。

结果

研究共纳入217例FT-UMP患者的219个结节,其中男性69例,女性148例。患者平均年龄为45.78岁。FT-UMP平均最大径为41.07 mm。应用C-TIRADS指南后,超声报告描述完整率由21.26%提升至95.65%,存图完整率由50.39%提升至93.48%,TI-RADS分类使用率由0%提高至97.83%(χ2=117.862、45.683、209.954,P均<0.001)。FT-UMP在临床超声诊断中多被提示为甲状腺腺瘤(46.33%)或结节性甲状腺肿(27.68%),分类多为C-TIRADS 3类(42.22%)或4A类(47.78%)。C-TIRADS和ACR TI-RADS对FT-UMP的结构描述和恶性风险评估存在不同:根据C-TIRADS,FT-UMP多表现为实性(66.67%),C-TIRADS 3、4A、4B类结节占比分别为28.77%、59.36%、11.87%;根据ACR TI-RADS,FT-UMP多表现为实性或几乎完全实性(82.65%),ACR TI-RADS 2、3、4、5类结节的占比分别为12.79%、34.25%、42.92%、10.04%。

结论

规范应用C-TIRADS指南可显著提升FT-UMP术前超声报告描述完整率、存图完整率及分类使用率。FT-UMP术前超声易提示为甲状腺腺瘤或结节性甲状腺肿。C-TIRADS与ACR TI-RADS对FT-UMP的风险分层存在不同。

Objective

To investigate the preoperative ultrasound (US) quality control status of thyroid follicular tumors of uncertain malignant potential (FT-UMP), and to compare differences in quality control indicators before and after the implementation of the thyroid imaging reporting and data systems (TI-RADS) guidelines.

Methods

A retrospective analysis was conducted on patients who underwent surgical resection at the First Affiliated Hospital of Soochow University between January 2017 and December 2025. All included patients had a pathological diagnosis of FT-UMP and had undergone preoperative thyroid US examination. US reports and images were systematically reviewed to assess three core quality control indicators: the completeness rate of US report descriptions, the image storage completeness rate, and the utilization rate of TI-RADS classification. These indicators were compared between the periods before and after the implementation of TI-RADS guidelines using the chi-square test or Fisher's exact test. Static US images of FT-UMP nodules were independently interpreted by two radiologists with over 7 years of diagnostic experience in thyroid US. According to the Chinese TI-RADS (C-TIRADS) and the American College of Radiology TI-RADS (ACR TI-RADS) criteria, US features (composition, shape, margin, echogenicity, and echogenic foci) and malignancy risk stratification (TI-RADS categories) were recorded. Differences in US feature description and malignancy risk assessment between the two classification systems for FT-UMP were compared.

Results

A total of 219 FT-UMP nodules from 217 patients were included, comprising 69 males and 148 females, with a mean age of 45.78 years and a mean maximum nodule diameter of 41.07 mm. Following the standardized implementation of the C-TIRADS guidelines, the completeness rate of US report descriptions increased from 21.26% to 95.65%, the image storage completeness rate improved from 50.39% to 93.48%, and the TI-RADS classification utilization rate increased from 0% to 97.83% (χ2=117.862, 45.683, and 209.954, respectively; all P<0.001). In routine clinical US diagnosis, FT-UMP was most commonly diagnosed as thyroid adenoma (46.33%) or nodular goiter (27.68%), and most nodules were assigned to C-TIRADS category 3 (42.22%) or category 4A (47.78%). Discrepancies were observed between C-TIRADS and ACR TI-RADS in nodule composition description and malignancy risk assessment of FT-UMP. Based on C-TIRADS criteria, 66.67% of FT-UMP nodules exhibited solid composition; the proportions of nodules classified as C-TIRADS categories 3, 4A, and 4B were 28.77%, 59.36%, and 11.87%, respectively. According to ACR TI-RADS criteria, 82.65% of FT-UMP nodules presented as solid or almost entirely solid; the proportions of nodules assigned to ACR TI-RADS categories 2, 3, 4, and 5 were 12.79%, 34.25%, 42.92%, and 10.04%, respectively.

Conclusion

Standardized application of the C-TIRADS guidelines can effectively improve the completeness rate of US report descriptions, the image storage completeness rate, and the TI-RADS classification utilization rate for FT-UMP. FT-UMP is frequently diagnosed as thyroid adenoma or nodular goiter on preoperative US. Additionally, discrepancies in risk stratification exist between C-TIRADS and ACR TI-RADS for FT-UMP.

表1 C-TIRADS指南使用前后患者临床基本信息、超声报告描述、存图及分类比较
项目 使用前(127例) 使用后(90例) 统计值 P值
性别[例(%)] χ2=0.167 0.683
男 39(30.71) 30(33.33)
女 88(69.29) 60(66.67)
年龄(岁,
±s)
45.38±13.91 46.37±14.91 t=0.501 0.617
结节最大径(mm,
±s)
39.89±14.32 43.76±15.63 t=1.887 0.061
结节位置[个(%)] χ2=3.047 0.218
右侧叶 65(51.18) 54(58.70)
左侧叶 59(46.46) 38(41.30)
峡部 3(2.36) 0(0)
医师诊断年限[个(%)] χ2=4.977 0.174
≤3年 46(36.22) 34(36.95)
>3年,≤6年 24(18.90) 19(20.65)
>6年,<10年 14(11.02) 18(19.57)
≥10年 43(33.86) 21(22.83)
设备使用年限[个(%)] χ2=4.496 0.106
≤5年 33(25.98) 36(39.13)
>5年,<10年 39(30.71) 21(22.83)
≥10年 55(43.31) 35(38.04)
超声图像特征描述完整[个(%)]
结构 60(47.24) 91(98.91) χ2=66.225 <0.001
回声 113(88.98) 90(97.83) χ2=6.142 0.013
形状 122(96.06) 92(100) - 0.076
边缘 125(98.43) 92(100) - 0.511
局灶性强回声 49(38.58) 89(96.74) χ2=77.069 <0.001
报告描述完整[个(%)] 27(21.26) 88(95.65) χ2=117.862 <0.001
纵切面 114(89.76) 91(98.91) χ2=7.429 0.006
横切面 74(58.27) 88(95.65) χ2=38.551 <0.001
血流图像 125(98.43) 91(98.91) - 1.000
存图完整[个(%)] 64(50.39) 86(93.48) χ2=45.683 <0.001
C-TIRADS分类使用[个(%)] 0(0) 90(97.83) χ2=209.954 <0.001
表2 中国甲状腺影像报告和数据系统指南使用前后超声疾病提示情况
表3 术前超声提示滤泡性肿瘤组与其他病变组超声特征对比[个数(%)]
表4 C-TIRADS和ACR TI-RADS对FT-UMP的超声特征描述及恶性风险评估[n=219,个数(%)]
图1 中国甲状腺影像报告和数据系统(C-TIRADS)与美国放射学会甲状腺影像报告和数据系统(ACR TI-RADS)对甲状腺恶性潜能未定的滤泡性肿瘤的超声特征与风险分层示例图(图a)和分类桑基图(图b)
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