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.

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

S2 is the "dupp" in lubb-dupp ... Murmurs can be harmless (known as innocent murmurs). However, a murmur can also be caused by an issue within the heart, like a regurgitation (backflow) of ...