Generative AI-Powered Clinical Decision Support Using Large Language Models and Electronic Health Records
Keywords:
Generative AI, Clinical Decision Support Systems, Large Language Models, Electronic Health Records, Artificial Intelligence in Healthcare, Clinical NLP, Personalized Medicine, Predictive Clinical Analytics, Retrieval-Augmented Generation, Healthcare InformaticsAbstract
Generative artificial-intelligence (AI) models based on large language models (LLMs) and integration with electronic health records (EHRs) are emerging as a core technology for a new generation of clinical decision-support systems. These systems break away from traditional rule-based reasoning to generate novel responses to user input based on a deep knowledge of medicine typically acquired from training on an extremely large-body of text. Generative AI-powered decision support is particularly attractive in the context of EHR data ecosystems, where a wealth of patient-specific contextual information can be integrated with the general medical knowledge embedded in the LLMs to better support user commands. All language is ultimately generated in response to natural-language user commands and queries, but on the low-level the decision-support function is performed much like a generative text-to-image synthesis model responding to a textual prompt. These points highlight the synergy between LLMs and clinical EHR data.
Although generative AI rose to prominence in the field of image synthesis, the versatile capabilities of LLMs have long been recognized. A great leap forward occurred when OpenAI publicly demonstrated its ChatGPT system in late 2022. Its incredible fluency, human-like conversation with astounding factual capabilities and crude reasoning drew global attention within weeks. Generative AI-based healthcare applications have grown exponentially in number yet lack the feature set and information accuracy required for specific clinical applications. The capability by LLMs to generate text, code, images and video in response to natural-language input is extremely powerful—with its ability to quickly emulate different styles, forms and functions making it more versatile than traditional machine-learning systems.основані на допомозі при прийнятті рішення в медицині.
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