How seeing and thinking affect spotting lung nodules on chest X-rays
Learning the visual and cognitive bases of lung nodule detection
This project aims to help doctors find small lung nodules on chest X-rays by using realistic simulated images and study of how people see and learn to detect them.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Vanderbilt University NIH-funded |
| Lab location | 1 site (Nashville, UNITED STATES) |
| Project ID | NIH-11234297 on NIH RePORTER |
What this research studies
From a patient point of view, researchers are creating realistic simulated lung nodules and mixing them into chest X-rays so they can study how well people notice them. They will measure how expert radiologists perform on individual images in realistic reading conditions and use that data to build computer models of visual and cognitive performance. The team combines vision science, computational modeling, neuroscience, and thoracic imaging to pinpoint what makes some nodules easy or hard to see. Findings may guide better training, image-display methods, or computerized tools to support earlier detection.
Who could benefit from this research
Good fit: The project mainly involves radiologists and image data, so patients who might be connected are those with existing chest X-rays that could be shared in de-identified form for research use.
Not a fit: Patients seeking direct clinical treatment or immediate personal benefit are unlikely to gain direct care benefits from participating, since the work focuses on imaging performance and modeling rather than a new therapy.
Why it matters
Potential benefit: If successful, this work could help doctors detect lung cancer earlier on routine chest X-rays, improving chances for earlier treatment.
How similar studies have performed: Previous work on computer-aided detection and perceptual training has shown promise for improving nodule detection, but combining detailed human-vision models with highly realistic simulated nodules is a newer approach.
Where this research is happening
Nashville, UNITED STATES
- Vanderbilt University — Nashville, United States (Active)
Researchers
- Principal investigator: Tong, Frank — Vanderbilt University
- Study coordinator: Tong, Frank
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page below.