Author: Shawn Teague
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23m 47sLenght
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Lecture about performing cardiac flow and function on MRI. Table of Contents: 00:11 - Financial Disclosure 00:21 - k-space 00:26 - 01:02 - How often do you do flow and functional analysis? 01:19 - Image Acquisition processing 01:24 - Phase contrast imaging 02:10 - Do you use a calibration phantom? 02:37 - gating 03:34 - Breath-hold vs free breathing 04:08 - Which technique do you most commonly use for flow imaging? 04:19 - Velocity Encoding 05:37 - Velocity encoding 06:25 - In-plane flow 06:41 - Setup through-plane flow image 06:49 - Through-plane flow 06:58 - Measuring flow 07:41 - Tips 08:21 - volume and mass 09:09 - Auto or semi-auto segmentation 10:02 - Full functional analysis 11:47 - Myocardial Mass 12:44 - Warning 12:49 - Function formulas 13:13 - Clinical Applications 13:18 - Clinical applications 13:52 - Stenosis with gradient 13:54 - Performing flow analysis 14:47 - Aortic Stenosis 15:18 - Aortic Stenosis 15:47 - What is grade of the aortic stenosis? 16:02 - Stenosis classification 16:55 - Aortic coarctation 17:05 - Aortic coarctation 18:15 - Regurgitant valves 18:19 - Pulmonic Regurgitation 18:49 - Pulmonic Regurgitation 19:17 - What is the grade of the regurgitation? 19:27 - RegurGitant valve classification 19:41 - Mitral regurgitation 20:09 - What 2 values will allow calculation of the mitral regurgitant fraction? 20:37 - Mitral regurgitation 21:24 - cardiomyopathy 21:26 - Septal hypertrophy 21:53 - Subvalvular flow 21:57 - What is the gradient across the subvalvular stenosis? 22:34 - Congenital Shunt 22:39 - Congenital with shunt 22:49 - Congenital with shunt 23:20 - Learning objectives "It's like deja vu all over again." -Yogi Berra 23:39 - Thank You