Spectral Waveform Components - Video Lesson

Hey, everybody. Welcome to today's lesson on Doppler ultrasound. This lesson focuses on the components of a spectral waveform, waveform classifications, the influence of vascular anatomy on Doppler patterns, and the clinical significance of waveform variations. Spectral Doppler imaging is an essential tool in vascular sonography, allowing for the assessment of blood flow characteristics in arteries and veins. By analyzing the morphology of spectral waveforms, sonographers can evaluate hemodynamic function, determine vascular resistance, and identify pathological conditions. A spectral Doppler waveform visually represents blood flow velocity over time. The waveform consists of three primary components, a systolic component, a diastolic component, and the spectral window. The systolic component represents systole, during which blood is ejected forcefully from the heart. Graphically, this is represented by the upstroke of the spectral waveform called