id stringlengths 4 8 | source stringclasses 2
values | image stringlengths 12 19 | split stringclasses 1
value | final_diagnosis_GT stringclasses 2
values | expert_cot dict |
|---|---|---|---|---|---|
RET045OS | Papila | Papila_RET045OS.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly visible, the focus is sharp, and illumination is uniform across the field. There are no significant artifacts or blurring. The image is suitable for evaluating cup-to-disc ratio and neuroretinal r... |
0949 | LAG | LAG_0949.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with good illumination and focus. The neuroretinal rim and cup boundaries are well defined for evaluation.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is meas... |
2408 | LAG | LAG_2408.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are clearly identifiable with good illumination and focus. No significant artifacts or obscurations interfere with the evaluation of the optic nerve head and peripapillary area.",
"Step2 - CDR... |
0035 | LAG | LAG_0035.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc is mostly well-focused with slight peripheral glare superiorly. Neuroretinal rim and cup margins are clearly visible, allowing reliable assessment.",
"Step2 - CDR Evaluation": "The Vertical cup to disc ratio ... |
1473 | LAG | LAG_1473.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly delineated, and both the neuroretinal rim and optic cup are well visualized. There are no significant imaging artifacts, opacities, or illumination issues interfering with interpretation. The clar... |
2342 | LAG | LAG_2342.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are well delineated, and the neuroretinal rim and cup are clearly visible. Illumination is uniform, and there are no major artifacts or media opacities that interfere with interpretation. The optic nerve head... |
1067 | LAG | LAG_1067.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly delineated, and the neuroretinal rim and cup structures are well visualized, enabling a confident assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is calculate... |
2119 | LAG | LAG_2119.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc margins are visible, though there is mild blur at the temporal border. Illumination is sufficient, and the neuroretinal rim and cup can be reliably evaluated. No major artifacts or opacities impair interpretation... |
RET047OD | Papila | Papila_RET047OD.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly visible, and the illumination is uniform across the field. No artifacts or significant blurring are noted.",
"Step2 - CDR Evaluation": "The Vertical cup to disc ratio (CDR) is measured at 0.5463... |
2521 | LAG | LAG_2521.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc and cup are well focused and clearly outlined with sufficient illumination. There are no major artifacts obscuring the optic nerve head, permitting reliable analysis.",
"Step2 - CDR Evaluation": "The vertical c... |
0351 | LAG | LAG_0351.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, though there is some shadowing in the superior periphery. The neuroretinal rim and cup boundaries are adequately defined for clinical evaluation.",
"Step2 - CDR Evaluation": "The ... |
0374 | LAG | LAG_0374.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The cup and rim boundaries are well defined, allowing for reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is m... |
2036 | LAG | LAG_2036.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are visible and well defined, and the cup-to-disc interface is clear. Illumination and focus are good, with adequate visualization of both the disc and peripapillary retina. No artifacts or opacities ar... |
0604 | LAG | LAG_0604.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are visible despite diffuse illumination and contrast variability. The neuroretinal rim and cup structures are adequately defined for analysis.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ra... |
1308 | LAG | LAG_1308.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are well-defined. There are no significant artifacts, media opacities, or illumination defects that would impair clinical interpretation. Overall cl... |
1249 | LAG | LAG_1249.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are sharply demarcated, and the neuroretinal rim and cup are clearly visible. There are no significant artifacts, poor illumination, or media opacities interfering with interpretation. The image allows ... |
0114 | LAG | LAG_0114.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins and cup boundaries are clearly visible. There are no significant artifacts or obscuring opacities affecting evaluation.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is measured at... |
0215 | LAG | LAG_0215.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup boundaries are clearly visible despite some peripheral reflection and illumination artifacts. Evaluation of neuroretinal rim and cup is feasible without obstruction.",
"Step2 - CDR Evaluation": "The v... |
2040 | LAG | LAG_2040.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are well defined, with clear separation between the cup and the neuroretinal rim. Illumination is adequate and there are no significant artifacts that would impair interpretation. Peripapillary structur... |
1528 | LAG | LAG_1528.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are well-defined. There are no significant artifacts, media opacities, or illumination defects that would impair clinical interpretation. Overall cl... |
1013 | LAG | LAG_1013.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, with adequate illumination and contrast. The neuroretinal rim and cup boundaries can be evaluated reliably.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CD... |
0026 | LAG | LAG_0026.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic nerve head is clearly visualized with distinct disc margins. No significant artifacts or image noise is present.",
"Step2 - CDR Evaluation": "The Vertical cup to disc ratio (CDR) is measured at 0.5267, which excee... |
RET023OD | Papila | Papila_RET023OD.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus photograph is of high diagnostic quality. The image is well-focused with no media opacities. Optic disc margins are clearly visible. Illumination is mostly uniform, though there is mild shadowing temporally. The optic nerve head is centered and suitable for vertical c... |
1572 | LAG | LAG_1572.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are well visualized, and the neuroretinal rim is clearly distinguishable. Illumination is uniform, and there are no significant artifacts or obstructions affecting image interpretation. Peripapi... |
1507 | LAG | LAG_1507.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are well-defined. There are no significant artifacts, media opacities, or illumination defects that would impair clinical interpretation. Overall cl... |
1672 | LAG | LAG_1672.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and both the neuroretinal rim and the cup are well-delineated. There are no significant media opacities or imaging artifacts obstructing clinical interpretation. The overall clarity... |
2205 | LAG | LAG_2205.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are well-defined. There are no significant artifacts, media opacities, or illumination defects that would impair clinical interpretation. Overall cl... |
2445 | LAG | LAG_2445.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc and cup margins are clearly defined with proper illumination and focus. No major artifacts obscure the optic nerve head, permitting reliable structural assessment.",
"Step2 - CDR Evaluation": "The vertical cup-... |
1402 | LAG | LAG_1402.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are adequately defined. There are no significant artifacts or media opacities that hinder assessment. The overall clarity allows for detailed evalua... |
0457 | LAG | LAG_0457.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and there is no significant artifact or media opacity. The neuroretinal rim and cup boundaries are well-delineated, enabling reliable analysis.",
"Step2 - CDR Evaluation": "The ve... |
0453 | LAG | LAG_0453.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, though there is some mild peripheral blurring. The neuroretinal rim and cup boundaries are adequately distinguishable for assessment.",
"Step2 - CDR Evaluation": "The vertical cup... |
RET064OS | Papila | Papila_RET064OS.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus photograph is of high diagnostic quality. The image is sharply focused with adequate contrast, and optic disc margins are clearly delineated. There are no significant artifacts, and the image is appropriate for detailed CDR and rim analysis.",
"Step2 - CDR Evaluatio... |
RET014OS | Papila | Papila_RET014OS.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus photograph is of high diagnostic quality. The image is well-focused with no media opacities. Optic disc margins are sharply delineated, and illumination is uniform without overexposure or artifacts. The optic nerve head is well-centered in the frame, and the macula is... |
2137 | LAG | LAG_2137.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus photograph is of sufficient diagnostic quality. The optic disc and cup are well-focused with clear margins, and vascular structures are discernible. Despite mild background haze, the image clarity permits reliable evaluation of the optic nerve head and peripapillary r... |
0317 | LAG | LAG_0317.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The neuroretinal rim and cup boundaries are well-defined, allowing reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (... |
0308 | LAG | LAG_0308.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The cup and rim boundaries are well defined, allowing for reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is m... |
2325 | LAG | LAG_2325.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are clearly visible with proper illumination and focus. No significant artifacts or media opacities are present, ensuring reliable evaluation of optic nerve head morphology and peripapillary str... |
0181 | LAG | LAG_0181.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are mostly visible, though there is some mild peripheral shadowing inferiorly. The neuroretinal rim and cup boundaries are distinguishable, allowing for structural evaluation.",
"Step2 - CDR Evaluatio... |
2184 | LAG | LAG_2184.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality for evaluation. The optic disc margins are clearly visible, with sufficient clarity to distinguish the neuroretinal rim and cup structures. Illumination is uniform and there are no major artifacts or opacities that would hinder ... |
0900 | LAG | LAG_0900.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of suboptimal but usable diagnostic quality. There is moderate blur and reflection, yet the optic disc and cup borders are sufficiently visible for structural analysis. Retinal vasculature is traceable, and the macular region is partially visible.",
"Step2 ... |
RET098OS | Papila | Papila_RET098OS.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of acceptable diagnostic quality. The optic disc is adequately visible, though slight shadowing is noted in the temporal field. Overall visibility of the neuroretinal rim and cup is sufficient for diagnostic interpretation.",
"Step2 - CDR Evaluation": "The ... |
0041 | LAG | LAG_0041.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image demonstrates moderate shadowing and uneven illumination, particularly on the nasal side. Despite these artifacts, the optic disc and neuroretinal rim remain sufficiently visible for diagnostic evaluation.",
"Step2 - CDR Evaluation": "The Vertical cup to disc r... |
2127 | LAG | LAG_2127.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The image is of sufficient diagnostic quality. The optic disc margins and cup boundaries are clearly visible. Retinal vessels and peripapillary region are adequately illuminated, allowing reliable assessment of optic nerve head morphology.",
"Step2 - CDR Evaluation": "The vert... |
1917 | LAG | LAG_1917.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of slightly suboptimal diagnostic quality. While the optic disc margins are mostly discernible, mild blur and a diffuse haze affect fine structural detail. Despite these limitations, the neuroretinal rim and cup can be reasonably assessed for clinical interpr... |
2194 | LAG | LAG_2194.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are clearly visible, with good focus and illumination. No major artifacts or obscurations are present, allowing reliable evaluation of the optic nerve head and peripapillary structures.",
"Ste... |
0270 | LAG | LAG_0270.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The neuroretinal rim and cup boundaries are well-defined, allowing reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (... |
1077 | LAG | LAG_1077.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible, and the image is free from significant motion artifacts or obscurations. The neuroretinal rim and cup boundaries are discernible for reliable evaluation.",
"Step2 - CDR Evaluation... |
1670 | LAG | LAG_1670.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly defined, and both the neuroretinal rim and the cup are adequately visualized. There is a mild central reflection artifact, but it does not interfere with the assessment of optic nerve head s... |
0532 | LAG | LAG_0532.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with mild uneven illumination. The neuroretinal rim and cup boundaries are distinguishable for clinical evaluation.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR... |
1320 | LAG | LAG_1320.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly visible, and the neuroretinal rim and cup are well-delineated. There is no significant blur, media opacity, or illumination gradient affecting interpretation. Vascular architecture and peripapilla... |
1891 | LAG | LAG_1891.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc margins are visible, and the neuroretinal rim and cup are distinguishable despite some slight image softening. Illumination is sufficient, and there are no major artifacts or media opacities that hinder structura... |
2296 | LAG | LAG_2296.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc and cup margins are clearly visible, with sufficient illumination and focus. No significant artifacts or obscurations are noted, allowing reliable assessment of the optic nerve head and peripapillary area.",
"S... |
1651 | LAG | LAG_1651.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are discernible, and both the neuroretinal rim and the cup are adequately visualized. Although there is mild central illumination artifact and slight peripheral blurring, the optic nerve head remains ev... |
0527 | LAG | LAG_0527.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with good illumination and contrast. The neuroretinal rim and cup boundaries are adequately defined for evaluation.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR... |
0383 | LAG | LAG_0383.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The neuroretinal rim and cup boundaries are well-demarcated, enabling reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc rati... |
0903 | LAG | LAG_0903.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. Optic disc margins are clearly visible, and cup boundaries can be delineated. There is mild peripheral shadowing but no significant artifact obstructing evaluation.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc rati... |
2431 | LAG | LAG_2431.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are clearly visible with adequate illumination and focus. No significant artifacts or obstructions are present, permitting reliable evaluation of the optic nerve head and peripapillary structure... |
RET088OD | Papila | Papila_RET088OD.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are distinct, and no significant shadowing or artifact is present. The neuroretinal rim and cup are clearly visualized, allowing for reliable structural assessment.",
"Step2 - CDR Evaluation": "The Ve... |
0040 | LAG | LAG_0040.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of marginally sufficient diagnostic quality. There is mild peripheral haze and slight blurring due to illumination artifacts, but the optic disc and rim structures are still assessable.",
"Step2 - CDR Evaluation": "The Vertical cup to disc ratio (CDR) is me... |
2021 | LAG | LAG_2021.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly delineated, and the cup-to-rim boundary is well visualized. Illumination and contrast are adequate, and no major artifacts interfere with assessment. The neuroretinal rim and peripapillary structu... |
0651 | LAG | LAG_0651.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. Optic disc margins and the cup are clearly delineated. The neuroretinal rim is visible, although the presence of surrounding pigmentary changes is noted.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is ... |
0551 | LAG | LAG_0551.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are clearly visible with good illumination and contrast. Retinal vasculature and the peripapillary region are adequately visualized.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio... |
2032 | LAG | LAG_2032.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of good diagnostic quality. The optic disc margins are clearly defined, with distinct separation between the neuroretinal rim and the cup. Illumination is uniform, with no significant artifacts that would limit structural evaluation. The peripapillary retina ... |
1061 | LAG | LAG_1061.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc is clearly visible with well-defined margins, allowing detailed evaluation of the cup and neuroretinal rim.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is calculated as 0.6667, which exc... |
RET055OS | Papila | Papila_RET055OS.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus photograph is of moderate diagnostic quality. The image is underexposed with low contrast, and there is reduced clarity at the disc margins. Nevertheless, it is still acceptable for estimating CDR and gross rim analysis, though finer details may be limited.",
"Step2... |
0997 | LAG | LAG_0997.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate diagnostic quality. The optic disc and cup boundaries are distinguishable despite mild haziness. Retinal vessels and macular details are sufficiently clear for assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is meas... |
2087 | LAG | LAG_2087.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of adequate quality for diagnostic evaluation. The optic disc and cup margins are visible with sufficient illumination. Retinal vasculature and peripapillary structures can be clearly appreciated, enabling accurate clinical interpretation.",
"Step2 - CDR Ev... |
0122 | LAG | LAG_0122.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc and cup margins are visible despite mild peripheral shadowing. There are no significant media opacities or artifacts interfering with assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (C... |
0770 | LAG | LAG_0770.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of acceptable diagnostic quality. The optic disc and cup margins are sufficiently clear for structural evaluation. Retinal vasculature and macular region are adequately visible.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is measured a... |
1002 | LAG | LAG_1002.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with good focus and illumination, allowing for accurate evaluation of the neuroretinal rim and cup structures.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is ... |
0233 | LAG | LAG_0233.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc is well illuminated and clearly demarcated. No major artifacts are present, allowing accurate analysis of the neuroretinal rim and cup.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is mea... |
0332 | LAG | LAG_0332.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The neuroretinal rim and cup boundaries are well-defined, allowing reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (... |
0275 | LAG | LAG_0275.jpg | test | likely | {
"Step1 - Image Quality Assessment": "The fundus image is of sufficient diagnostic quality. The optic disc margins are clearly visible with no significant artifacts. The cup and rim boundaries are well defined, allowing for reliable assessment.",
"Step2 - CDR Evaluation": "The vertical cup-to-disc ratio (CDR) is m... |
End of preview. Expand in Data Studio
Glaucoma Expert Chain-of-Thought
Ophthalmologist six-step reasoning reports for fundus photographs, each paired with a binary glaucoma label. 1,074 cases from LAG and Papila.
Files
| file | rows | split |
|---|---|---|
expert_cot_trainval.jsonl |
915 | train (823) + val (92) |
expert_cot_test.jsonl |
159 | test |
images/ |
1,074 | <source>_<id>.jpg |
Record schema
{
"id": "1689",
"source": "LAG",
"image": "LAG_1689.jpg",
"split": "train",
"final_diagnosis_GT": "likely",
"expert_cot": {
"Step1 - Image Quality Assessment": "...",
"Step2 - CDR Evaluation": "...",
"Step3 - ISNT Rule Analysis": "...",
"Step4 - Glaucomatous Signs Check": "...",
"Step5 - Structural Summary": "...",
"Step6 - Final Classification": "..."
}
}
final_diagnosis_GT is likely / not likely.
Source datasets and licensing
The fundus images come from two public datasets, redistributed here for research under their original terms:
- LAG — Large-scale Attention-based Glaucoma dataset (Li et al., CVPR 2019).
- Papila — Kovalyk et al., Scientific Data, 2022 (CC-BY-4.0).
Please cite the original datasets when using the images and follow each dataset's license.
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