Items tagged “angiography”
13 results found
Replaced right hepatic artery
Published 15 Dec 2008
Embolization of uterine fibroid
Diagnosis almost certain
Published 28 Aug 2011
Renal artery occlusion (acute)
Renal artery occlusion can happen acutely due to in-situ thrombus, embolism, or dissection. Unless immediately treated, it can lead to renal infarction 1. Epidemiology The condition is more common in the elderly, however, it may be seen in a younger age group if they have risk factors (describ...
Contrast enhanced MR angiography
Contrast enhanced MR angiography (MRA) is a technique involving 3D spoiled gradient-echo (GE) sequences, with administration of gadolinium-based contrast agents (GBCA). It can be used to assess vascular structures of almost any part of the body. Its key features are: T1 weighted spoiled gradien...
Non contrast enhanced MR angiography
Non contrast enhanced MR angiography is performed in several ways including: time of flight angiography phase contrast angiography three-dimensional (3D) electrocardiograph-triggered half-Fourier fast spin echo Generally, these techniques are time-consuming as compared with contrast enhanced...
Fractional flow reserve
Fractional flow reserve (FFR) is a technique to evaluate the hemodynamic relevance of coronary artery stenoses 1,2,. It is defined as "the ratio of maximal flow achievable in the stenotic coronary artery to the maximal flow achievable in the same coronary artery if it was normal" 1 . FFR has be...
Upper gastrointestinal bleeding with embolization
Published 01 Apr 2014
Renal arterial pseudoaneurysm
Published 27 Jun 2015
Renal artery pseudoaneurysm
Renal artery pseudoaneurysms are uncommon vascular finding, with the majority occuring after a renal intervention. Pathology A renal artery pseudoaneurysm differs from a renal artery true aneurysm (as might occur in fibromuscular dysplasia) in that it does not involve all three layers of the a...
Floating viscera sign
The floating viscera sign is an angiographic sign that occurs when there is visualization of branches of the abdominal aorta (e.g. celiac axis, superior mesenteric artery, and renal arteries) during aortography with little or no visualization of the aortic lumen. The floating viscera sign indic...
Cerebral angiography is an interventional procedure for the diagnosis and/or treatment of intracranial pathology. Indications Cerebral digital subtraction angiography (DSA) is indicated in a variety of settings including: diagnosis and treatment of: aneurysms acute ischemic stroke vascular...
Right MCA infarction with thrombectomy
Published 13 Jun 2017
Annotated imageDSA (angiography)MRICT
Basilar tip aneurysm with coiling
Published 27 Jul 2017