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An Introduction To Spectral Doppler

This video lecture is the first to move beyond the BSE Level 1 syllabus, and to introduce spectral Doppler, an essential tool in comprehensive (Level 2) echocardiography. Contents: 00:00 – Introduction 01:02 – The Doppler effect 04:55 – Continuous Wave Doppler 06:55 – Pulsed Wave Doppler 12:45 – The key differences between CW and PW Doppler 13:18 – The Nyquist limit 17:16 – How spectral Doppler information is displayed 26:50 – Optimising spectral Doppler 38:56 – The physics of fluids in motion 53:44 – Assessing the circulation with spectral Doppler 54:54 – Calculating the stroke volume 58:37 – Spectral Doppler for aortic stenosis 1:05:58 – LV filling patterns 1:12:30 – Tissue Doppler Imaging 1:17:03 – LV filling during arrhythmias 1:18:49 – Spectral Doppler for mitral stenosis 1:23:10 – Spectral Doppler for aortic incompetence 1:25:49 – Spectral Doppler for mitral and tricuspid incompetence 1:31:36 – Spectral Doppler for assessment of pulmonary hypertension