Challenge: Recent advances in multimodal Large Language Models (LLMs) have significantly enhanced the automation of medical image analysis, but still suffer from hallucinations and clinically significant errors.
Approach: They propose a grounding fixation strategy that integrates radiologist eye fixations and bounding box annotations into the LLM prompting framework.
Outcome: The proposed model improves performance without retraining across domain-specific and general-purpose models and achieves an 87.3% clinical average performance.

Similar Papers

CCD: Mitigating Hallucinations in Radiology MLLMs via Clinical Contrastive Decoding (2026.findings-acl)

Copied to clipboard

Challenge: Multimodal large language models generate medical hallucinations due to over-sensitivity to clinical sections.
Approach: They propose a framework that integrates structured clinical signals from task-specific radiology expert models.
Outcome: The proposed framework improves overall performance on radiology report generation (RRG) on the MIMIC-CXR dataset, it yields up to 17% improvement in RadGraph-F1.
Structuring Radiology Reports: Challenging LLMs with Lightweight Models (2025.emnlp-main)

Copied to clipboard

Challenge: Radiology reports lack a standardized format, limiting both interpretability and machine learning applications.
Approach: They propose to use lightweight encoder-decoder models for structuring radiology reports . they compare models with eight open-source LLMs with prompting and in-context learning .
Outcome: The proposed models outperform eight open-source LLMs on a human-annotated test set.
RA-RRG: Multimodal Retrieval-Augmented Radiology Report Generation with Key Phrase Extraction (2026.findings-acl)

Copied to clipboard

Challenge: Existing MLLMs are computationally expensive and may produce hallucinated content . RA-RRG uses large language models to generate radiology reports .
Approach: They propose a retrieval-augmented RRG framework that combines multimodal retrieval with large language models to generate radiology reports.
Outcome: RA-RRG uses large language models to generate radiology reports . it suppresses hallucinations while maintaining strong report generation performance .
CheXalign: Preference fine-tuning in chest X-ray interpretation models without human feedback (2025.acl-long)

Copied to clipboard

Challenge: Radiologists are a crucial role in translating medical images into actionable reports . however, the field faces staffing shortages and increasing workloads .
Approach: They propose an automated pipeline for preference feedback focusing on chest X-ray radiology report generation (RRG) method leverages publicly available datasets containing pairs of images and radiologist-written reference reports with reference-based metrics, or Judges.
Outcome: The proposed pipeline achieves state-of-the-art CheXbert scores on the MIMIC-CXR dataset while on average maintaining robust performance across six additional image perception and reasoning tasks.
Multimodal Generation of Radiology Reports using Knowledge-Grounded Extraction of Entities and Relations (2022.aacl-main)

Copied to clipboard

Challenge: Existing approaches to generate text radiology reports are prone to errors and poor clinical accuracy.
Approach: They propose a two-step pipeline that subdivides the problem into factual triple extraction followed by free-text report generation.
Outcome: The proposed pipeline shows that the generated reports exhibit realistic style but lack clinical accuracy.
Multimodal Dual-Path Decoding for Medical Report Generation (2026.findings-acl)

Copied to clipboard

Challenge: Current methods for radiology report generation rely on encoder-decoder based frameworks that fail to integrate multimodal clinical evidence with domain-specific knowledge.
Approach: They propose a multimodal dual-path framework that synergistically integrates large vision-language models and large language models for radiology report generation.
Outcome: The proposed framework improves on the public MIMIC-CXR benchmark and shows that it is superior to state-of-the-art models.
Extracting and Encoding: Leveraging Large Language Models and Medical Knowledge to Enhance Radiological Text Representation (2024.findings-acl)

Copied to clipboard

Challenge: Advancing representation learning in specialized fields like medicine remains challenging due to the scarcity of expert annotations for text and images.
Approach: They propose a Fact Extractor that leverages large language models to extract factual statements from radiology reports.
Outcome: The proposed framework outperforms current state-of-the-art methods in sentence ranking, natural language inference, and label extraction tasks.
Controllable Chest X-Ray Report Generation from Longitudinal Representations (2023.findings-emnlp)

Copied to clipboard

Challenge: Radiology reports are detailed text descriptions of the content of medical scans.
Approach: They propose a method to align, concatenate and fuse the current and prior visual information into a joint longitudinal representation which can be provided to a multimodal report generation model.
Outcome: The proposed method achieves state-of-the-art results while enabling anatomy-wise controllable report generation.
Language over Labels: Contrastive Language Supervision Exceeds Purely Label-Supervised Classification Performance on Chest X-Rays (2022.aacl-srw)

Copied to clipboard

Challenge: Pretrained CLIP models lack domain-specific knowledge of text and images.
Approach: They adapt CLIP-based models to the chest radiography domain using contrastive language supervision and a detailed ablation study of the batch and dataset size.
Outcome: The proposed model outperforms supervised learning on labels on the MIMIC-CXR dataset while generalizing to the CheXpert and RSNA Pneumonia datasets.
Improving Radiology Summarization with Radiograph and Anatomy Prompts (2023.findings-acl)

Copied to clipboard

Challenge: Recent studies focus on automatic impression generation, but this task is time-consuming and in high demand.
Approach: They propose to use an anatomy-enhanced multimodal model to generate automatic impressions by combining radiology images with textual features.
Outcome: The proposed model achieves state-of-the-art on two benchmark datasets and compares with existing models.

What is GenGO?

GenGO is an NLP powered publication search system. It currenctly indexes 30k+ papers from ACL Anthology, and implements multi-aspect summarization, semantic search, and more!

Information

About
Limitations