AI实时分析子宫MRI,自动生成结构化报告
Female-RHINO: A Real-Time Scanner-Integrated Framework for Automated Quantitative Uterine MRI Analysis and Structured Reporting

- 集成MRI扫描仪的端到端AI系统,实时分析影像
- 子宫和肌瘤分割Dice达0.82,定位误差3.7mm
- 适合放射科医生快速获取标准化诊断结果
由于解剖变异、观察者差异及缺乏工作流程集成的自动化分析工具,子宫MRI的标准化评估仍具挑战。本文提出Female-RHINO:一种实时AI辅助框架,可在图像采集过程中实现子宫MRI的自动化定量分析与结构化报告。该系统通过与MRI扫描仪直连,结合深度学习模型,从矢状位T2加权盆腔MRI中提取定量生物标志物。模型基于500多个多中心数据集训练与验证,涵盖不同协议、设备厂商和患者群体。系统可完成体积测量,检测并量化常见意外发现如肌瘤和纳博特囊肿,并提取6个解剖标志点用于生物测量。结果自动生成面向临床的结构化报告,含可视化呈现,无需人工干预。在独立回顾性和前瞻性队列中验证均表现稳健。子宫和肌瘤分割平均Dice系数分别为0.82和0.80,纳博特囊肿一致性较低但稳定。标志点检测平均径向误差为3.7 mm。端到端处理时间少于70秒,可在扫描进行时即时输出结果。前瞻性部署显示分析结果立即、标准化且可重复,具备良好的观察者间一致性。该系统实现了扫描仪集成的实时AI分析与报告,有望提升盆腔影像的标准化、效率与临床工作流。
原文摘要 · Abstract (English)
Standardized assessment of uterine MRI remains challenging due to anatomical variability, observer dependence, and the lack of workflow-integrated automated analysis tools. This work presents Female-RHINO: (R)eproductive (H)ealth (I)maging A(N)alysis T(O)ol, a real-time AI-assisted framework for automated quantitative uterine MRI analysis and structured reporting during image acquisition. We present an end-to-end system that integrates inline communication with the MRI scanner and deep learning-based analysis to derive quantitative uterine biomarkers from sagittal T2-weighted pelvic MRI. The framework combines segmentation and anatomical landmark detection models trained and evaluated on more than 500 multi-center datasets spanning diverse protocols, vendors, and patient populations. It performs volumetry, detects and quantifies common incidental findings such as fibroids and Nabothian cysts, and extracts six anatomical landmarks for biometric assessment. Results are compiled into a structured clinician-oriented report with integrated visualizations, without manual interaction. Evaluation on independent retrospective and prospective cohorts demonstrated robust performance across varying acquisition settings. Mean Dice similarity coefficients were 0.82 for the uterus and 0.80 for fibroids, with lower but consistent agreement for Nabothian cysts. Landmark detection achieved a mean radial error of 3.7 mm. End-to-end processing was completed in under 70 seconds, enabling availability of results during the ongoing scan. Prospective deployment yielded immediate, standardized, and reproducible analyses supported by inter-observer agreement. The proposed system enables real-time scanner-integrated AI for automated uterine MRI analysis and reporting, with potential to improve standardization, efficiency, and clinical workflow in pelvic imaging.
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