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This case is part of the Adrenal-ACC-Ki67-Seg dataset, featuring contrast-enhanced CT imaging of pathologically-proven adrenocortical carcinoma with Ki-67 expression data. Case: ACC-003 Clinical Information: Laterality: Right Tumor Size: 9 cm Clinical Presentation: Hormonal hypersecretion TNM Staging: Overall Stage: 3 T Stage: T3 N Stage: N0 M Stage: M0 Pathology: Ki-67 Index: 14.5% Resection Margin: R0 License: Creative Commons Attribution 4.0 International (CC BY 4.0) Citation: Moawad, A. W., Ahmed, A. A., ElMohr, M., Eltaher, M., Habra, M. A., Fisher, S., Perrier, N., Zhang, M., Fuentes, D., & Elsayes, K. (2023). Voxel-level segmentation of pathologically-proven Adrenocortical carcinoma with Ki-67 expression (Adrenal-ACC-Ki67-Seg) [Data set]. The Cancer Imaging Archive. https://doi.org/10.7937/1FPG-VM46 If you use this case or dataset, you must also abide by the TCIA Data Usage Policies and Restrictions.
This case is part of the Adrenal-ACC-Ki67-Seg dataset, featuring contrast-enhanced CT imaging of pathologically-proven adrenocortical carcinoma with Ki-67 expression data. Case: ACC-002 Clinical Information: Laterality: Right Tumor Size: 9 cm Clinical Presentation: Hormonal hypersecretion TNM Staging: Overall Stage: 3 T Stage: T3 N Stage: N0 M Stage: M0 Pathology: Ki-67 Index: 25% Resection Margin: R0 License: Creative Commons Attribution 4.0 International (CC BY 4.0) Citation: Moawad, A. W., Ahmed, A. A., ElMohr, M., Eltaher, M., Habra, M. A., Fisher, S., Perrier, N., Zhang, M., Fuentes, D., & Elsayes, K. (2023). Voxel-level segmentation of pathologically-proven Adrenocortical carcinoma with Ki-67 expression (Adrenal-ACC-Ki67-Seg) [Data set]. The Cancer Imaging Archive. https://doi.org/10.7937/1FPG-VM46 If you use this case or dataset, you must also abide by the TCIA Data Usage Policies and Restrictions.
This case is part of the Adrenal-ACC-Ki67-Seg dataset, featuring contrast-enhanced CT imaging of pathologically-proven adrenocortical carcinoma with Ki-67 expression data. Case: ACC-001 Clinical Information: Laterality: Right Tumor Size: 11.2 cm Clinical Presentation: Incidental finding TNM Staging: Overall Stage: 3 T Stage: T3 N Stage: N0 M Stage: M0 Pathology: Ki-67 Index: 10% Resection Margin: R1 License: Creative Commons Attribution 4.0 International (CC BY 4.0) Citation: Moawad, A. W., Ahmed, A. A., ElMohr, M., Eltaher, M., Habra, M. A., Fisher, S., Perrier, N., Zhang, M., Fuentes, D., & Elsayes, K. (2023). Voxel-level segmentation of pathologically-proven Adrenocortical carcinoma with Ki-67 expression (Adrenal-ACC-Ki67-Seg) [Data set]. The Cancer Imaging Archive. https://doi.org/10.7937/1FPG-VM46 If you use this case or dataset, you must also abide by the TCIA Data Usage Policies and Restrictions.
There a few segments of dilated small bowel loops seen in the pelvis, prompting a search for transition point(s) to imply small bowel obstruction. Here there are two: one is proximal (@Key Finding 1) and the other distal (@Key Finding 2) in very close proximity to the proximal transition point. The case is therefore suspicious for a closed loop obstruction. Notice also how the small bowel more upstream of the proximal transition point is not dilated. This is why closed loop physiology is dangerous as all the pressure is built up inside the short segment of obstructed small bowel and cannot decompress to the remainder of the upstream bowel.In this case, there is also mural thickening with hypoenhancement and substantial stranding (@Key Finding 3) very suspicious for bowel wall ischemia as a result of the obstruction. Urgent surgical consultation is needed here and closed loop obstruction was surgically confirmed.
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670
Case and segmentations are taken directly from the TOP-BRAIN dataset (TopBrain Segmentation Challenge for Whole Brain Vessel Anatomy), which is distributed under a license requiring source attribution. This dataset contains voxel annotations for over 40 landmark brain vessel anatomies covering both arteries and veins.If interested, you may display a default 3D view of the segmentations via the settings button in the bottom right corner of the DicomTube player.License: opendata.swiss Open use. Must provide the source. Use for commercial purposes requires permission of the data owner.Citation:TopBrain Challenge: TopBrain Challenge Organizers. (2025). TopBrain Challenge Data Release [Data set]. Zenodo. https://doi.org/10.5281/zenodo.16878417TopCoW Challenge pre-print: Benchmarking the CoW with the TopCoW Challenge: Topology-Aware Anatomical Segmentation of the Circle of Willis for CTA and MRA. Kaiyuan Yang et. al. 2025. arXiv 2312.17670