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Main Authors: Liao, Yusheng, Xuan, Chuan, Cai, Yutong, Yang, Lina, Chen, Zhe, Wang, Yanfeng, Wang, Yu
Format: Preprint
Published: 2026
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Online Access:https://arxiv.org/abs/2601.13918
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author Liao, Yusheng
Xuan, Chuan
Cai, Yutong
Yang, Lina
Chen, Zhe
Wang, Yanfeng
Wang, Yu
author_facet Liao, Yusheng
Xuan, Chuan
Cai, Yutong
Yang, Lina
Chen, Zhe
Wang, Yanfeng
Wang, Yu
contents Large Language Models have demonstrated profound utility in the medical domain. However, their application to autonomous Electronic Health Records~(EHRs) navigation remains constrained by a reliance on curated inputs and simplified retrieval tasks. To bridge the gap between idealized experimental settings and realistic clinical environments, we present AgentEHR. This benchmark challenges agents to execute complex decision-making tasks, such as diagnosis and treatment planning, requiring long-range interactive reasoning directly within raw and high-noise databases. In tackling these tasks, we identify that existing summarization methods inevitably suffer from critical information loss and fractured reasoning continuity. To address this, we propose RetroSum, a novel framework that unifies a retrospective summarization mechanism with an evolving experience strategy. By dynamically re-evaluating interaction history, the retrospective mechanism prevents long-context information loss and ensures unbroken logical coherence. Additionally, the evolving strategy bridges the domain gap by retrieving accumulated experience from a memory bank. Extensive empirical evaluations demonstrate that RetroSum achieves performance gains of up to 29.16% over competitive baselines, while significantly decreasing total interaction errors by up to 92.3%.
format Preprint
id arxiv_https___arxiv_org_abs_2601_13918
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle AgentEHR: Advancing Autonomous Clinical Decision-Making via Retrospective Summarization
Liao, Yusheng
Xuan, Chuan
Cai, Yutong
Yang, Lina
Chen, Zhe
Wang, Yanfeng
Wang, Yu
Computation and Language
Large Language Models have demonstrated profound utility in the medical domain. However, their application to autonomous Electronic Health Records~(EHRs) navigation remains constrained by a reliance on curated inputs and simplified retrieval tasks. To bridge the gap between idealized experimental settings and realistic clinical environments, we present AgentEHR. This benchmark challenges agents to execute complex decision-making tasks, such as diagnosis and treatment planning, requiring long-range interactive reasoning directly within raw and high-noise databases. In tackling these tasks, we identify that existing summarization methods inevitably suffer from critical information loss and fractured reasoning continuity. To address this, we propose RetroSum, a novel framework that unifies a retrospective summarization mechanism with an evolving experience strategy. By dynamically re-evaluating interaction history, the retrospective mechanism prevents long-context information loss and ensures unbroken logical coherence. Additionally, the evolving strategy bridges the domain gap by retrieving accumulated experience from a memory bank. Extensive empirical evaluations demonstrate that RetroSum achieves performance gains of up to 29.16% over competitive baselines, while significantly decreasing total interaction errors by up to 92.3%.
title AgentEHR: Advancing Autonomous Clinical Decision-Making via Retrospective Summarization
topic Computation and Language
url https://arxiv.org/abs/2601.13918