Outflow angle measurement: a simple approach for the differential diagnosis of intracranial protrusion with a branch artery arising from its top

Outflow angle measurement: a simple approach for the differential diagnosis of intracranial... Surg Radiol Anat (2017) 39:911–919 DOI 10.1007/s00276-017-1820-4 ORIGINAL ARTICLE Outflow angle measurement: a simple approach for the differential diagnosis of intracranial protrusion with a branch artery arising from its top 1 1 1 1 1 Mo Chen  · Hong‑Mei Song  · Ming‑Hua Li  · Wu Wang  · Yong‑Dong Li   Received: 2 April 2016 / Accepted: 28 November 2016 / Published online: 14 February 2017 © Springer-Verlag France 2017 Abstract method is simple and convenient, and can be easily applied Purpose Magnetic resonance angiography (MRA) is an in clinical practice. It can be especially useful for novice important diagnosis method for the detection of intracra- neuroradiologists. nial aneurysms (IAs), but it is not useful for differentiat- ing between IA and infundibular dilatation (ID) in patients Keywords Angle · Protrusion · Artery branch · in whom imaging shows an intracranial protrusion with a Intracranial aneurysm (IA) · Infundibular dilation (ID) · branch artery at its top. The objective of this study was to Magnetic resonance angiography (MRA) introduce a new approach—measurement of the outflow angle (OA)—for differentiating between IA and ID in such cases. Introduction Methods The study included 7 patients with a total of 9 protrusions. The protrusions were separately reviewed on Magnetic resonance angiography (MRA) is a useful MRA and DSA images. We first diagnosed http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Surgical and Radiologic Anatomy Springer Journals

Outflow angle measurement: a simple approach for the differential diagnosis of intracranial protrusion with a branch artery arising from its top

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Publisher
Springer Paris
Copyright
Copyright © 2017 by Springer-Verlag France
Subject
Medicine & Public Health; Imaging / Radiology; Orthopedics; Anatomy
ISSN
0930-1038
eISSN
1279-8517
D.O.I.
10.1007/s00276-017-1820-4
Publisher site
See Article on Publisher Site

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