Continuous heart murmur

What it means

A murmur that occurs in both systole and diastole.

Continuous murmurs are related to pressure gradients that persist across systole and diastole. A classic example is the murmur related to patent ductus arteriosus.

Rare diseases that can present with this1

The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.

Part of the broader category