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Here, we investigated how nerves in the head and neck region could be visualized using an ultra\u2010high magnetic field MR system.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We used formol\u2010carbol\u2010fixed human cadaveric necks and obtained MR diffusion tensor images (DTIs) using a 9.4 Tesla (T) ultra\u2010high magnetic field MR system. Afterward, we prepared tissue sections and checked the anatomic relationships between the neurons and the carotid artery in order to confirm that the visualized fibers are indeed neuron fibers.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>We were able to identify nerves, including the vagus nerve, the hypoglossal nerve, and the spinal\u2010accessory nerve. Hematoxylin\u2010eosin stained histological sections confirmed neuron fibers in the same anatomic position.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>This technique has the feasibility to be applied for a more accurate anatomic understanding, maybe even close to a histological level.<\/jats:p><\/jats:sec>","DOI":"10.1002\/hed.25318","type":"journal-article","created":{"date-parts":[[2018,6,27]],"date-time":"2018-06-27T06:26:18Z","timestamp":1530080778000},"page":"2228-2234","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Visualization of nerve fibers around the carotid bifurcation with use of a 9.4 Tesla microscopic magnetic resonance diffusion tensor imaging with tractography"],"prefix":"10.1002","volume":"40","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2912-7868","authenticated-orcid":false,"given":"Shin","family":"Saito","sequence":"first","affiliation":[{"name":"Department of Otolaryngology \u2010 Head and Neck Surgery Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hiroyuki","family":"Ozawa","sequence":"additional","affiliation":[{"name":"Department of Otolaryngology \u2010 Head and Neck Surgery Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Masato","family":"Fujioka","sequence":"additional","affiliation":[{"name":"Department of Otolaryngology \u2010 Head and Neck Surgery Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Keigo","family":"Hikishima","sequence":"additional","affiliation":[{"name":"Okinawa Institute of Science and Technology Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Junichi","family":"Hata","sequence":"additional","affiliation":[{"name":"Department of Physiology Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sho","family":"Kurihara","sequence":"additional","affiliation":[{"name":"Department of Otorhinolaryngology Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hirotaka James","family":"Okano","sequence":"additional","affiliation":[{"name":"Division of Regenerative Medicine the Jikei University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kaoru","family":"Ogawa","sequence":"additional","affiliation":[{"name":"Department of Otolaryngology \u2010 Head and Neck Surgery Keio University School of Medicine Tokyo Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,6,26]]},"reference":[{"key":"e_1_2_7_2_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0118006"},{"key":"e_1_2_7_3_1","doi-asserted-by":"publisher","DOI":"10.1017\/S0022215116008148"},{"key":"e_1_2_7_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.neuron.2006.08.012"},{"key":"e_1_2_7_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.mri.2014.02.005"},{"key":"e_1_2_7_6_1","doi-asserted-by":"publisher","DOI":"10.3171\/2015.6.FOCUS1590"},{"key":"e_1_2_7_7_1","doi-asserted-by":"publisher","DOI":"10.1097\/RLI.0000000000000156"},{"key":"e_1_2_7_8_1","doi-asserted-by":"publisher","DOI":"10.1007\/s00330-015-3613-7"},{"key":"e_1_2_7_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.acra.2009.01.019"},{"key":"e_1_2_7_10_1","doi-asserted-by":"publisher","DOI":"10.1212\/WNL.0000000000002360"},{"key":"e_1_2_7_11_1","doi-asserted-by":"publisher","DOI":"10.1002\/jmri.25603"},{"key":"e_1_2_7_12_1","unstructured":"WangR BennerT SorensenAG et al.Diffusion Toolkit: a software package for diffusion imaging data processing and tractography. 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