Suburothelial and extrinsic lesions of the urinary bladder: radiologic and pathologic features with emphasis on MR imaging

Verfasser / Beitragende:
[Andrew Chung, Nicola Schieda, Trevor Flood, Ilias Cagiannos, Ania Kielar, Matthew McInnes, Evan Siegelman]
Ort, Verlag, Jahr:
2015
Enthalten in:
Abdominal Imaging, 40/7(2015-10-01), 2573-2588
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00261-015-0467-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00261-015-0467-z 
245 0 0 |a Suburothelial and extrinsic lesions of the urinary bladder: radiologic and pathologic features with emphasis on MR imaging  |h [Elektronische Daten]  |c [Andrew Chung, Nicola Schieda, Trevor Flood, Ilias Cagiannos, Ania Kielar, Matthew McInnes, Evan Siegelman] 
520 3 |a Objective: The purpose of this article is to present a contemporary review of the imaging appearance of diseases which affect the deeper layers of the urinary bladder, including both suburothelial and extrinsic pathologies, using radiologic-pathologic correlation. Conclusion: Compared to the more common urothelial lesions, at cystoscopy, suburothelial and extrinsic diseases of the urinary bladder wall oftenhave a non-specific appearance or may be occult. Cross-sectional imaging, in particular MRI, plays an integral role in diagnosis. Mesenchymal tumors have distinct imaging features on MRI. Leiomyomas are characteristically low signal intensity on T2-weighted (T2W) imaging and progressively enhance. Lipomas and lipomatous hypertrophy are diagnosed by the presence of macroscopic fat. Neurofibromas, hemangiomas, and paragangliomas are hyperintense on T2W sequencesand hypervascular. Reactive lesions occur in the setting of chronic inflammation and include: nephrogenic adenoma, cystitis cystica, and cystitis glandularis. Imaging findings are commonly non-specific; however, a mass with internal cystic spaces in association with pelvic lipomatosis is suggestive ofcystitis glandularis. Urachal anomalies may be complicated by infection or malignancy. Urachal mucinous adenocarcinoma has a poor prognosis and may present as aT2-hyperintense suburothelial/extrinsic mass centered in the bladder dome. Other diseases may extrinsically involve the urinary bladder by hematogenous and peritoneal spread, including infection, endometriosis, and malignancy. A familiarity with suburothelial and extrinsic pathologies of the urinary bladder is critical for the radiologist, who may be the first to suggest these diagnoses. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Urinary bladder  |2 nationallicence 
690 7 |a Urothelium  |2 nationallicence 
690 7 |a Mesenchymal tumors  |2 nationallicence 
690 7 |a Urachal anomalies  |2 nationallicence 
690 7 |a Neoplasm  |2 nationallicence 
700 1 |a Chung  |D Andrew  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a Schieda  |D Nicola  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a Flood  |D Trevor  |u Department of Anatomical Pathology, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a Cagiannos  |D Ilias  |u Division of Urology, Department of Surgery, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a Kielar  |D Ania  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a McInnes  |D Matthew  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
700 1 |a Siegelman  |D Evan  |u Department of Radiology, The Hospital of the University of Pennsylvania, Philadelphia, PA, USA  |4 aut 
773 0 |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/7(2015-10-01), 2573-2588  |x 0942-8925  |q 40:7<2573  |1 2015  |2 40  |o 261 
856 4 0 |u https://doi.org/10.1007/s00261-015-0467-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 review-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00261-015-0467-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chung  |D Andrew  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Schieda  |D Nicola  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Flood  |D Trevor  |u Department of Anatomical Pathology, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Cagiannos  |D Ilias  |u Division of Urology, Department of Surgery, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kielar  |D Ania  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a McInnes  |D Matthew  |u Department of Medical Imaging, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Siegelman  |D Evan  |u Department of Radiology, The Hospital of the University of Pennsylvania, Philadelphia, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/7(2015-10-01), 2573-2588  |x 0942-8925  |q 40:7<2573  |1 2015  |2 40  |o 261