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The aim of this study was to compare VE-ASL to the diagnostic standard digital subtraction angiography (DSA) with respect to its ability to visualize vascular territories.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>In total, 20 VE-ASL and DSA data sets of 17 patients with Moyamoya angiopathy with and without revascularization surgery were retrospectively analyzed. Two neuroradiologists independently assessed the agreement between VE-ASL and DSA using a 4-point Likert scale (no- very high agreement). Additionally, grading of the vascular supply of subterritories (A1-A2, M1-M6) on the VE-ASL images and angiograms was performed. The intermodal agreement was calculated for all subterritories in total and for the subdivision into without and after revascularization (direct or indirect bypass).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>There was a very high agreement between the VE-ASL and the DSA data sets (median = 1, modus = 1) with a substantial inter-rater agreement (<jats:italic>k<\/jats:italic><jats:sub><jats:italic>w<\/jats:italic><\/jats:sub> = 0.762 (95% CI 0.561\u20130.963)). The inter-modality agreement between VE-ASL and DSA in vascular subterritories was almost perfect for all subterritories (<jats:italic>k<\/jats:italic> = 0.899 (0.865\u20130.945)), in the subgroup of direct revascularized subterritories (<jats:italic>k<\/jats:italic> = 0.827 (0.738\u20130.915)), in the subgroup of indirect revascularized subterritories (<jats:italic>k<\/jats:italic> = 0.843 (0.683\u20131.003)), and in the subgroup of never revascularized subterritories (<jats:italic>k<\/jats:italic> = 0.958 (0.899\u20131.017)).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Vessel-encoded ASL seems to be a promising non-invasive method to depict the contributions of individual arteries to the cerebral perfusion before and after revascularization surgery.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00234-024-03338-7","type":"journal-article","created":{"date-parts":[[2024,3,16]],"date-time":"2024-03-16T10:01:46Z","timestamp":1710583306000},"page":"1131-1140","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Evaluation of the contribution of individual arteries to the cerebral blood supply in patients with Moyamoya angiopathy: comparison of vessel-encoded arterial spin labeling and digital subtraction angiography"],"prefix":"10.1007","volume":"66","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4105-5131","authenticated-orcid":false,"given":"Leonie","family":"Zerweck","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6137-9590","authenticated-orcid":false,"given":"Rolf","family":"Pohmann","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5236-3450","authenticated-orcid":false,"given":"Uwe","family":"Klose","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8383-0883","authenticated-orcid":false,"given":"Petros","family":"Martirosian","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7728-2091","authenticated-orcid":false,"given":"Patrick","family":"Haas","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1330-1235","authenticated-orcid":false,"given":"Ulrike","family":"Ernemann","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5077-6622","authenticated-orcid":false,"given":"Nadia","family":"Khan","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4487-2807","authenticated-orcid":false,"given":"Constantin","family":"Roder","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7604-3419","authenticated-orcid":false,"given":"Till-Karsten","family":"Hauser","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1617-7404","authenticated-orcid":false,"given":"Florian","family":"Hennersdorf","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,3,16]]},"reference":[{"key":"3338_CR1","doi-asserted-by":"publisher","first-page":"55","DOI":"10.1177\/23969873221144089","volume":"8","author":"A Bersano","year":"2023","unstructured":"Bersano A et al (2023) European Stroke Organisation (ESO) Guidelines on Moyamoya angiopathy Endorsed by Vascular European Reference Network (VASCERN). 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