从非清晰细胞脏细胞癌中区分清晰细胞:一种使用对比增强超声波放射学的机器学习方法
Ming Liang1, Shiji Wu2, Bing Ou1
1Department of Ultrasound, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, Guangdong, China; Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation, Medical Research Center, Sun Yat-sen Memorial Hospital, Sun Yat-sen University, Guangzhou, China.
Ultrasound in medicine & biology
|June 1, 2025
概括
这项研究表明,使用对比增强超声波 (CEUS) 放射学和临床特征的综合机器学习模型可以有效地区分清细胞细胞癌 (ccRCC) 和其他癌.
科学领域:
- 医疗成像医学成像
- 机器学习 机器学习
- 在瘤学瘤学.
背景情况:
- 将清细胞细胞癌 (ccRCC) 与其他瘤区分开来,对于适当的患者管理至关重要.
- 对比增强超声波 (CEUS) 提供了一种非侵入性成像方式,用于表征质.
- 机器学习 (ML) 方法在提高医学成像数据的诊断准确性方面表现有前途.
研究的目的:
- 评估一个机器学习模型的临床实用性,该模型包含CEUS放射学,用于区分ccRCC与非ccRCC.
- 为了比较基于CEUS的放射学,临床和综合模型在ccRCC歧视中的性能.
主要方法:
- 对292名经病理确认的细胞癌 (RCC) 亚型患者进行了回顾性分析,这些患者接受了CEUS.
- 从CEUS图像中提取皮质和脑膜阶段的放射学特征,然后使用各种ML算法 (逻辑回归,SVM等) 进行模型开发. ) 的情况.
- 开发一种使用CEUS显著特征的临床模型和一个整合放射学和临床数据的综合模型.
主要成果:
- 一个物流回归 (LR) 模型表现出高性能和稳定性.
- 放射学模型和组合模型在开发和验证组中都实现了与临床模型 (AUC < 0.85) 相比的更高的诊断性能 (曲线下面面积[AUC] > 0.92).
- 组合模型显示出优异的校准和临床实用性.
结论:
- 将CEUS放射学和临床特征集成到一个组合模型中,显著提高了区分ccRCC与非ccRCC的诊断性能.
- 这种方法提供了一种有价值的,非侵入性的工具,用于对质的术前表征.
- 这些发现支持先进的ML技术的临床实用性,应用于CEUS用于脏瘤分类.
相关概念视频
Ultrasonography
6.3K
Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development.
During an ultrasonography procedure, a handheld device called...
During an ultrasonography procedure, a handheld device called...
6.3K
Imaging Studies I: Kidney, Ureter, and Bladder Studies
48
Kidney, Ureter, and Bladder (KUB) StudiesKidney, Ureter, and Bladder (KUB) studies are standard diagnostic imaging procedures used to assess the anatomy of the urinary system. They are commonly utilized for patients experiencing abdominal pain or urinary symptoms. By using a simple X-ray of the abdomen, KUB studies can reveal structural and pathological abnormalities within the kidneys, ureters, and bladder. These studies are particularly valuable in diagnosing kidney stones, urinary...
48
Imaging Studies II: Ultrasonography
61
IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
61


