Lymphatic pathway around the pancreatic head and extrahepatic bile duct: evaluation using MR imaging at 3.0-T

Verfasser / Beitragende:
[Yasunari Yamada, Hiromu Mori, Shunro Matsumoto, Maki Kiyonaga, Michiaki Sai, Ryo Takaji, Kenichiro Tomonari, Rika Tanoue]
Ort, Verlag, Jahr:
2015
Enthalten in:
Abdominal Imaging, 40/6(2015-08-01), 1617-1628
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00261-014-0346-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00261-014-0346-z 
245 0 0 |a Lymphatic pathway around the pancreatic head and extrahepatic bile duct: evaluation using MR imaging at 3.0-T  |h [Elektronische Daten]  |c [Yasunari Yamada, Hiromu Mori, Shunro Matsumoto, Maki Kiyonaga, Michiaki Sai, Ryo Takaji, Kenichiro Tomonari, Rika Tanoue] 
520 3 |a Purpose: To evaluate the utility of spectral presaturation with inversion recovery (SPIR) T2-weighted images with 3-dimensional (3D) volume isotropic turbo spin echo acquisition (VISTA) at 3.0-T for the detection of the normal lymphatic systems located around the pancreatic head and extrahepatic bile duct. Materials and methods: Fifty-six patients with suspected hepatic or pancreaticobiliary diseases and diagnosed as normal or benign pathologies were evaluated as having normal lymphatic systems. The protocol consisted of SPIR T2-weighted sequences with 3D-VISTA. The lymphatic systems were defined as fluid signal intensity structures and divided into eight portions and interobserver agreement was evaluated using weighted kappa statistics. Three readers graded the visualization of each portion using a five-point scale. The detectability of each portion was calculated by defining grades 1-2 as detectable and grades 3-5 as undetectable. Results: Interobserver agreement regarding the visualization grades was moderate to almost perfect. All readers rated the detectability of the lymphatic systems of the superior and posterior portions of the pancreatic head, pericholedochal, right abdominoaortic, and interaorticovenous portions as 100%, and that of the anterior portion of the pancreatic head as 98.2%. For the inferior portion of the pancreatic head, the detectability was 100% for reader 2 and 96.4% for readers 1 and 3. Conclusion: The lymphatic systems located around the pancreatic head and extrahepatic bile duct could be sufficiently visualized on SPIR T2-weighted images with 3D-VISTA at 3.0-T. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Pancreas  |2 nationallicence 
690 7 |a Extrahepatic bile duct  |2 nationallicence 
690 7 |a Lymphatic system  |2 nationallicence 
690 7 |a Anatomy  |2 nationallicence 
690 7 |a Magnetic resonance imaging  |2 nationallicence 
700 1 |a Yamada  |D Yasunari  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Mori  |D Hiromu  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Matsumoto  |D Shunro  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Kiyonaga  |D Maki  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Sai  |D Michiaki  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Takaji  |D Ryo  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
700 1 |a Tomonari  |D Kenichiro  |u Oita Diagnostic Imaging Center, 874-0023, Beppu, Oita, Japan  |4 aut 
700 1 |a Tanoue  |D Rika  |u Oita Diagnostic Imaging Center, 874-0023, Beppu, Oita, Japan  |4 aut 
773 0 |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/6(2015-08-01), 1617-1628  |x 0942-8925  |q 40:6<1617  |1 2015  |2 40  |o 261 
856 4 0 |u https://doi.org/10.1007/s00261-014-0346-z  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00261-014-0346-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yamada  |D Yasunari  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mori  |D Hiromu  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Matsumoto  |D Shunro  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kiyonaga  |D Maki  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sai  |D Michiaki  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Takaji  |D Ryo  |u Department of Radiology, Faculty of Medicine, Oita University, 879-5593, Yufu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tomonari  |D Kenichiro  |u Oita Diagnostic Imaging Center, 874-0023, Beppu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Tanoue  |D Rika  |u Oita Diagnostic Imaging Center, 874-0023, Beppu, Oita, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/6(2015-08-01), 1617-1628  |x 0942-8925  |q 40:6<1617  |1 2015  |2 40  |o 261