Cited by 11Retinal Imaging and AnalysisArtificial Intelligence in Healthcare and EducationOphthalmology and Visual Health Research

Evaluation of ChatGPT-4 in detecting referable diabetic retinopathy using single fundus images

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Aftab, Owais, Khan, Hamza, VanderBeek, Brian L., Scoles, Drew, Kim, Benjamin J., Tsui, Jonathan C.·2025·AJO International

Abstract

• ChatGPT-4 is unable to adequately read and interpret normal and mild NPDR images limiting utility in low-risk settings. • ChatGPT-4 shows high sensitivity for identifying referable diabetic retinopathy but lacks specificity. • ChatGPT-4 needs improvement in multimodal image fund of knowledge in order to improve real-world applicability. Evaluate ChatGPT-4′s ability to identify referable diabetic retinopathy (DR) from single fundus images. A cross-sectional study comparing ChatGPT-4′s versus retina specialists’ identification of more than mild DR (mtmDR) and vision-threatening DR (VTDR). Images in equal proportions of normal, mild, moderate, and severe nonproliferative DR (NPDR), proliferative DR (PDR), and blurry images with and without suspected PDR were presented to a panel of blinded retina specialists who identified images as readable or unreadable, and potentially as mtmDR or VTDR. These images were also submitted to ChatGPT-4 three times with a standardized prompt regarding mtmDR and VTDR. Sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) were calculated for ChatGPT-4′s responses regarding mtmDR and VTDR as compared to the retina specialists majority determination. Retina specialists read 158/180 prompts (87.7 %) with excellent interrater reliability while ChatGPT-4 read 132/180 (73.33 %) of the image prompts. For mtmDR, ChatGPT-4 demonstrated a sensitivity of 96.2 %, specificity of 19.1 %, PPV of 69.1 %, and NPV of 72.7 %.…

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Crossref · 10.1016/j.ajoint.2025.100111

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  • Aftab et al. reported that ChatGPT-4 exhibited high sensitivity for referable DR, reaching 96.2% in high-risk populations, but its limited specificity and tendency to overcall disease reduce its practicality as a general screening tool, while supporting its use as an auxiliary triage system for high-risk patients.

    “Aftab et al. [134] reported that ChatGPT-4 exhibited high sensitivity for referable DR, reaching 96.2% in high-risk populations, but its limited specificity and tendency to overcall disease reduce its practicality as a general screening tool, while supporting its use as an auxiliary triage system for high-risk patients.”

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Authors
Aftab, O., Khan, H., VanderBeek, B. L., Scoles, D., Kim, B. J., & Tsui, J. C.
Affiliations
  • Rutgers New Jersey Medical School (US)
  • University of Pennsylvania (US)
  • Children's Hospital of Philadelphia (US)
  • Rutgers, The State University of New Jersey (US)
Corresponding author
Tsui, Jonathan C.
Venue
AJO International
Publisher
Elsevier BV
Published
2025-07
Volume
2
Issue
2
Pages
100111
ISSN
2950-2535 (ISSN-L)
OpenAlex
W4408554056
Cited by
10
References
25
Citations by year
2026: 7 · 2025: 3
FWCI
5.74
Type
journal article
Language
en
Open access
Locations
  • AJO International (publishedVersion, cc-by-nc-nd)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Topics
  • Health Sciences › Medicine › Radiology, Nuclear Medicine and Imaging › Retinal Imaging and Analysis
  • Health Sciences › Medicine › Health Informatics › Artificial Intelligence in Healthcare and Education
  • Health Sciences › Medicine › Ophthalmology › Ophthalmology and Visual Health Research
Keywords
ChatGPT-4, referable diabetic retinopathy, diabetic retinopathy screening, fundus images, non-proliferative diabetic retinopathy, proliferative diabetic retinopathy, vision-threatening diabetic retinopathy, large language models, AI diagnostic accuracy, sensitivity and specificity, overdiagnosis, resource-limited settings

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