Repetition Training - Intermediate Heart Sounds Aortic Sclerosis (Musical Murmur) Lesson Waveform Anatomy play pause Table of Contents 1Aortic Sclerosis (Musical Murmur) 2Atrial Septal Defect 3Cardiomyopathy - Congestive Moderate 4Ebstein's Anomaly 5Hypertrophic Cardiomyopathy 6Mid-Systolic Click 7First Heart Sound plus Aortic Ejection Click Quiz This video is an animation of Aortic Sclerosis (Musical Murmur) A#402 (lesson# 1) within course number 1. This is a loud murmur early in systole. It has a diamond shaped appearance when viewed on the Waveform tab.The murmur is characterized by regular vibrations which give the murmur a musical quality ("cooing"). It is caused by turbulent blood flow into the aorta.S1 and S2 are normal. Diastole is silent.