Remember from the heart sounds section that the delay in aortic ... The murmur is a high-pitched, crescendo-decrescendo, mid-systolic murmur heard best at the left lower sternal border.

A murmur is either systolic, diastolic or continuous throughout systole and diastole. Remember that systole occurs between the S1 and S2 heart sounds, whereas diastole occurs between S2 and S1.

Collier, leading to a what’s known as a systolic heart murmur—it occurs before the first sound your heart makes and ends before the second beat. An “innocent” murmur might develop when you ...