arXiv:2603.02926cs.CV2026-03被引 2

基于百万肾小球构建的智能模型,可精准识别病变并发现病理与临床关联。

GloPath: An Entity-Centric Foundation Model for Glomerular Lesion Assessment and Clinicopathological Insights

  • 以多尺度自监督学习训练,聚焦肾小球实体进行病变分析。
  • 在52项任务中80.8%优于现有方法,真实场景下病变识别AUC达91.51%。
  • 揭示224组形态特征与临床指标的关联,适合临床研究与病理AI开发。

肾小球病理是肾脏疾病诊断与预后的关键,但其形态异质性及细微病变模式对现有AI方法仍是挑战。我们提出GloPath,一个以实体为中心的基础模型,基于14,049例肾活检标本中提取的超百万个肾小球,采用多尺度、多视角自监督学习进行训练。该模型解决肾病病理两大难题:肾小球病变评估与临床病理洞察发现。在三个独立队列的52项任务上,包括病变识别、分级、少样本分类和跨模态诊断,GloPath在42项任务(80.8%)中超越当前最优方法;在大规模真实世界研究中,病变识别的ROC-AUC达91.51%,展现出强大临床鲁棒性。在临床病理洞察方面,系统揭示了224组肾小球形态参数与临床指标间的统计显著关联,验证了其连接组织层面病理与患者层面结局的能力。GloPath由此成为可扩展、可解释的肾小球病变评估与临床病理发现平台,推动肾病理AI向临床转化。

原文摘要 · Abstract (English)

Glomerular pathology is central to the diagnosis and prognosis of renal diseases, yet the heterogeneity of glomerular morphology and fine-grained lesion patterns remain challenging for current AI approaches. We present GloPath, an entity-centric foundation model trained on over one million glomeruli extracted from 14,049 renal biopsy specimens using multi-scale and multi-view self-supervised learning. GloPath addresses two major challenges in nephropathology: glomerular lesion assessment and clinicopathological insights discovery. For lesion assessment, GloPath was benchmarked across three independent cohorts on 52 tasks, including lesion recognition, grading, few-shot classification, and cross-modality diagnosis-outperforming state-of-the-art methods in 42 tasks (80.8%). In the large-scale real-world study, it achieved an ROC-AUC of 91.51% for lesion recognition, demonstrating strong robustness in routine clinical settings. For clinicopathological insights, GloPath systematically revealed statistically significant associations between glomerular morphological parameters and clinical indicators across 224 morphology-clinical variable pairs, demonstrating its capacity to connect tissue-level pathology with patient-level outcomes. Together, these results position GloPath as a scalable and interpretable platform for glomerular lesion assessment and clinicopathological discovery, representing a step toward clinically translatable AI in renal pathology.

病理分析医学AI肾病基础模型

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