Breast cancer is one of the most common malignancies among women globally.Magnetic resonance imaging(MRI),as the final non-invasive diagnostic tool before biopsy,provides detailed free-text reports that support clinic...Breast cancer is one of the most common malignancies among women globally.Magnetic resonance imaging(MRI),as the final non-invasive diagnostic tool before biopsy,provides detailed free-text reports that support clinical decision-making.Therefore,the effective utilization of the information in MRI reports to make reliable decisions is crucial for patient care.This study proposes a novel method for BI-RADS classification using breast MRI reports.Large language models are employed to transform free-text reports into structured reports.Specifically,missing category information(MCI)that is absent in the free-text reports is supplemented by assigning default values to the missing categories in the structured reports.To ensure data privacy,a locally deployed Qwen-Chat model is employed.Furthermore,to enhance the domain-specific adaptability,a knowledge-driven prompt is designed.The Qwen-7B-Chat model is fine-tuned specifically for structuring breast MRI reports.To prevent information loss and enable comprehensive learning of all report details,a fusion strategy is introduced,combining free-text and structured reports to train the classification model.Experimental results show that the proposed BI-RADS classification method outperforms existing report classification methods across multiple evaluation metrics.Furthermore,an external test set from a different hospital is used to validate the robustness of the proposed approach.The proposed structured method surpasses GPT-4o in terms of performance.Ablation experiments confirm that the knowledge-driven prompt,MCI,and the fusion strategy are crucial to the model’s performance.展开更多
Imaging plays a crucial role in the evaluation of hepatocellular carcinoma(HCC)treatment response.Contrast enhanced computed tomography and magnetic resonance imaging with extra-cellular or hepatobiliary contrast agen...Imaging plays a crucial role in the evaluation of hepatocellular carcinoma(HCC)treatment response.Contrast enhanced computed tomography and magnetic resonance imaging with extra-cellular or hepatobiliary contrast agents are the imaging techniques of choice.Contrast enhanced ultrasound is a promising technique.In this paper,we describe radiological techniques,imaging findings after HCC treatment,and the criteria of response evaluation.The utility of the structured report is also evaluated.展开更多
Acute pancreatitis(AP)is a common acute abdomen disease of the digestive system.It has a potentially fatal risk because of its variable severity and various complications.With the widespread application of the Revised...Acute pancreatitis(AP)is a common acute abdomen disease of the digestive system.It has a potentially fatal risk because of its variable severity and various complications.With the widespread application of the Revised Atlanta Classification,new requirements for AP imaging reports are introduced.Experts in abdominal radiology and pancreatology in the United States published the first structured computed tomography reporting template for AP in 2020.However,there is no corresponding structured magnetic resonance imaging(MRI)reporting template globally.Therefore,this article focuses on the structured MRI report of AP images from our pancreatitis imaging center,which is intended to improve the systematic understanding of this disease and standardize the writing of MRI structured reports.In the meantime,we aim to promote the clinical diagnosis and assessment of MRI efficacy for AP and its multiple complications.It is further intended to facilitate academic exchanges and scientific research between different medical centers.展开更多
The purpose of this study is to examine the use of reporting verbs(RVs)in China-based and Western SSCI indexed English journal articles.Writing samples(N=168)are compared in terms of the frequencies of RVs,selection o...The purpose of this study is to examine the use of reporting verbs(RVs)in China-based and Western SSCI indexed English journal articles.Writing samples(N=168)are compared in terms of the frequencies of RVs,selection of high-frequency RVs and the evaluative orientations of RVs.The results suggest that whereas both English academic articles published in China and English academic articles published in English-speaking countries use similar varieties of RVs.Using the resources of appraisal theory,we found that English academic articles published in Chinas use fewer discourse RVs;they tend to use more neutral RVs,providing no overt intersubjective stance on the cited evidence,whereas English academic articles published in English-speaking countries favor more positive RVs to endorse the evidence during the argument.In particular,English academic articles published in China rarely employ negative and critical RVs.Academic writers’preferences of RVs are not only due to their language proficiency,but also due to their discursive tradition and underlying cultural values.They also have to do with the journals’coverage of topics and attitude toward academic debates and original thinking.The comparative findings have implications for English academic articles published in China,especially those based in non-English-speaking countries,when they try to use RVs to develop authorial stance in English:that is,to distinguish the semantic stance of RVs and cultivate cross-language and-culture awareness.展开更多
基金supported in part by the National Natural Science Foundation of China,Nos.62371499,U23A20483,82102130in part by the Department of Science and Technology of Shandong Province,No.SYS202208+2 种基金in part by the Suzhou Science and Technology Bureau,No.SJC2021023in part by the Guangdong Basic and Applied Basic Research Foundation,No.2023A1515011305in part by the Guangzhou Basic and Applied Basic Research Foundation,No.2023A04J2112.
文摘Breast cancer is one of the most common malignancies among women globally.Magnetic resonance imaging(MRI),as the final non-invasive diagnostic tool before biopsy,provides detailed free-text reports that support clinical decision-making.Therefore,the effective utilization of the information in MRI reports to make reliable decisions is crucial for patient care.This study proposes a novel method for BI-RADS classification using breast MRI reports.Large language models are employed to transform free-text reports into structured reports.Specifically,missing category information(MCI)that is absent in the free-text reports is supplemented by assigning default values to the missing categories in the structured reports.To ensure data privacy,a locally deployed Qwen-Chat model is employed.Furthermore,to enhance the domain-specific adaptability,a knowledge-driven prompt is designed.The Qwen-7B-Chat model is fine-tuned specifically for structuring breast MRI reports.To prevent information loss and enable comprehensive learning of all report details,a fusion strategy is introduced,combining free-text and structured reports to train the classification model.Experimental results show that the proposed BI-RADS classification method outperforms existing report classification methods across multiple evaluation metrics.Furthermore,an external test set from a different hospital is used to validate the robustness of the proposed approach.The proposed structured method surpasses GPT-4o in terms of performance.Ablation experiments confirm that the knowledge-driven prompt,MCI,and the fusion strategy are crucial to the model’s performance.
文摘Imaging plays a crucial role in the evaluation of hepatocellular carcinoma(HCC)treatment response.Contrast enhanced computed tomography and magnetic resonance imaging with extra-cellular or hepatobiliary contrast agents are the imaging techniques of choice.Contrast enhanced ultrasound is a promising technique.In this paper,we describe radiological techniques,imaging findings after HCC treatment,and the criteria of response evaluation.The utility of the structured report is also evaluated.
文摘Acute pancreatitis(AP)is a common acute abdomen disease of the digestive system.It has a potentially fatal risk because of its variable severity and various complications.With the widespread application of the Revised Atlanta Classification,new requirements for AP imaging reports are introduced.Experts in abdominal radiology and pancreatology in the United States published the first structured computed tomography reporting template for AP in 2020.However,there is no corresponding structured magnetic resonance imaging(MRI)reporting template globally.Therefore,this article focuses on the structured MRI report of AP images from our pancreatitis imaging center,which is intended to improve the systematic understanding of this disease and standardize the writing of MRI structured reports.In the meantime,we aim to promote the clinical diagnosis and assessment of MRI efficacy for AP and its multiple complications.It is further intended to facilitate academic exchanges and scientific research between different medical centers.
文摘The purpose of this study is to examine the use of reporting verbs(RVs)in China-based and Western SSCI indexed English journal articles.Writing samples(N=168)are compared in terms of the frequencies of RVs,selection of high-frequency RVs and the evaluative orientations of RVs.The results suggest that whereas both English academic articles published in China and English academic articles published in English-speaking countries use similar varieties of RVs.Using the resources of appraisal theory,we found that English academic articles published in Chinas use fewer discourse RVs;they tend to use more neutral RVs,providing no overt intersubjective stance on the cited evidence,whereas English academic articles published in English-speaking countries favor more positive RVs to endorse the evidence during the argument.In particular,English academic articles published in China rarely employ negative and critical RVs.Academic writers’preferences of RVs are not only due to their language proficiency,but also due to their discursive tradition and underlying cultural values.They also have to do with the journals’coverage of topics and attitude toward academic debates and original thinking.The comparative findings have implications for English academic articles published in China,especially those based in non-English-speaking countries,when they try to use RVs to develop authorial stance in English:that is,to distinguish the semantic stance of RVs and cultivate cross-language and-culture awareness.
