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William D. Middleton, MD, FACR
Abdominal Doppler: Pearls & Pitfalls
William D. Middleton, MD, FACR
10/22/2012 | Time : 43 min
About This Lecture:

Topics mentioned in this video : Anatomy and physiology, PV pitfall – slow flow, PV – flow augmentation, PV pitfall – periportal collaterals, False negative (preportal collateral), PV pitfall – blooming artifact, Non-occlusive thrombus – blooming artifact, PV pitfall – helical flow, Sonographic image, RA pitfall – aortic disease, Coarctation, Pitfall right RA vs. left RV, RRA vs. LRV, RA pitfall – probe pressure on renal tx, Pitfall - probe pressure on renal tx, RA pitfall – venous/arterial contamination, Venous contamination of arterial signal, HA pitfall – venous/arterial contamination, Pitfall – LVAD, Monophasic artery due to continuous pump, Pitfall - twinkling pseudoflow, Mass real flow, Pitfall – acoustic streaming, Acoustic streaming – spermatocele, Acoustic streaming – hydrocele, Pitfall – mirror image artifact, AAA pseudo – endoleak, Pitfall – baseline ambiguity, Baseline miscalculation – TIPS, Baseline miscalculation, Pitfall – probe drift, Probe drift: effect on RI, Pitfall – high Doppler scale, Doppler scale: effect on RI, Pitfall – aliasing, Aliasing Splenic vein, Aliasing TIPS, Pitfall – aliasing, Pitfall – sweep speed, Sonographic image, Pitfall – sweep speed, Doppler waveform, Pitfall – tissue vibration, Femoral AVF, Pitfall – poorly adjusted technical parameters, Transmit frequency

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Keywords : AAA, abdominal aortic aneurysm, acoustic streaming, aorta, aortic coarctation, Atherosclerosis, biphasic waveform, blooming artifact, color Doppler, Doppler aliasing, Doppler baseline, Doppler scale, Doppler sweep speed, endoleak, fibromuscular dysplasia, FMD, HA, hepatic artery, hydrocele, inferior vena cava, IVC, left renal vein, liver transplant, LRV, main portal vein, monophasic waveform, MPV, parvus tardus waveform, periportal collateral, portal vein stenosis, portal vein thrombosis, portal vein, PV, RAS, Renal Artery Stenosis, renal artery, renal transplant, resistive index, RI, right renal artery, RRA, spectral Doppler, Spermatocele, splenic vein, SV, TIPS, Transjugular Intrahepatic Portosystemic Shunt, transmit frequency, triphasic waveform, twinkling artifact

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