Evaluation of Intracranial Arteriovenous Malformations Using Ischemic Stroke Color-Coded Maps Software, a New Rapid Post-Processing Tool in CT Angiography
Abstract
1. Introduction
2. Materials and Methods
2.1. Study Design
2.2. CT Protocol and Post-Processing Tool
2.3. DSA (Digital Subtraction Angiography)
2.4. Image Interpretation and Statistical Analysis
3. Results
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Conflicts of Interest
Abbreviations
AVM | intracranial arteriovenous malformation |
CT | Computed Tomography |
MCTA | multiphase CT angiography |
References
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ColorViz—Assessment of AVM Components | |
---|---|
Nidus Presence | Yes/No |
Nidus type | Compact/Diffuse |
Arterial feeder | Single/Multiple |
Venous sinus color asymmetry | Yes/No |
Venous drainage | Superficial veins/Deep veins/Both |
General Criteria | ||
---|---|---|
ColorViz | Angiography | |
Patients (n) | 26 (14 M; 12 F) | 21 (12 M; 9 F) |
Age (y.o) * | 50 (±21) | 42 (±20) |
AVM components evaluated | 5 | 4 |
AVM site: | ||
Supratentorial | 24 (92%) | 20 (95.3%) |
Infratentorial | 2 (8%) | 1 (4.7%) |
| ||
Clinical presentation | ||
Color-Coded Map Readers’ Agreement | |||
---|---|---|---|
Variable | Proportion of Agreement (% of the Observations) | K Value | 95% CI |
Nidus presence | 92% | 0.621 | 0.141–1.000 |
Nidus type | 66.67% | −0.089 | −0.316 |
Arterial feeder | 68% | 0.123 | −0.835 |
Venous sinus color asymmetry | 72% | 0.434 | 0.089–0.778 |
Venous drainage type | 80% | 0.567 | 0.232–0.903 |
First Color-Coded Map Reader—Neurointerventional Radiologist (Angiography) Agreement | |||
---|---|---|---|
Variable | Proportion of Agreement (% of the Observations) | K Value | 95% CI |
Nidus type | 66.67% | −0.119 | −0.4 |
Arterial feeder | 58.62% | 0.144 | −0.756 |
Venous sinus color asymmetry | 58.82% | 0 | - |
Venous drainage type | 87.50% | 0.758 | 0.468–1 |
Second Color-Coded Map Reader—Neurointerventional Radiologist (Angiography) Agreement | |||
---|---|---|---|
Variable | Proportion of Agreement (% of the Observations) | K Value | 95% CI |
Nidus type | 73.33% | 0.412 | −0.926 |
Arterial feeder | 72.22% | 0.444 | −0.889 |
Venous sinus color asymmetry | 38.89% | 0 | - |
Venous drainage type | 88.89% | 0.746 | 0.424–1.000 |
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D’Argento, F.; Verdolotti, T.; D’Abronzo, R.; De Leoni, D.; Ferravante, E.; Arbia, F.; Iacobucci, M.; Gaudino, S.; Mancino, M.; Schiarelli, C.; et al. Evaluation of Intracranial Arteriovenous Malformations Using Ischemic Stroke Color-Coded Maps Software, a New Rapid Post-Processing Tool in CT Angiography. J. Clin. Med. 2025, 14, 5833. https://doi.org/10.3390/jcm14165833
D’Argento F, Verdolotti T, D’Abronzo R, De Leoni D, Ferravante E, Arbia F, Iacobucci M, Gaudino S, Mancino M, Schiarelli C, et al. Evaluation of Intracranial Arteriovenous Malformations Using Ischemic Stroke Color-Coded Maps Software, a New Rapid Post-Processing Tool in CT Angiography. Journal of Clinical Medicine. 2025; 14(16):5833. https://doi.org/10.3390/jcm14165833
Chicago/Turabian StyleD’Argento, Francesco, Tommaso Verdolotti, Rosa D’Abronzo, Davide De Leoni, Emanuele Ferravante, Francesco Arbia, Marta Iacobucci, Simona Gaudino, Matteo Mancino, Chiara Schiarelli, and et al. 2025. "Evaluation of Intracranial Arteriovenous Malformations Using Ischemic Stroke Color-Coded Maps Software, a New Rapid Post-Processing Tool in CT Angiography" Journal of Clinical Medicine 14, no. 16: 5833. https://doi.org/10.3390/jcm14165833
APA StyleD’Argento, F., Verdolotti, T., D’Abronzo, R., De Leoni, D., Ferravante, E., Arbia, F., Iacobucci, M., Gaudino, S., Mancino, M., Schiarelli, C., Garignano, G., & Pedicelli, A. (2025). Evaluation of Intracranial Arteriovenous Malformations Using Ischemic Stroke Color-Coded Maps Software, a New Rapid Post-Processing Tool in CT Angiography. Journal of Clinical Medicine, 14(16), 5833. https://doi.org/10.3390/jcm14165833