Duroziez's sign is a sign of

aortic insufficiency Aortic regurgitation (AR), also known as aortic insufficiency (AI), is the leaking of the aortic valve of the heart that causes blood to flow in the reverse direction during ventricular diastole, from the aorta into the left ventricle. As a conseq ...

. It consists of an audible diastolic murmur which can be heard over the

femoral artery The femoral artery is a large artery in the thigh and the main arterial supply to the thigh and leg. The femoral artery gives off the deep femoral artery or profunda femoris artery and descends along the anteromedial part of the thigh in the f ...

when it is compressed with the bell of a stethoscope. It is named for French physician Paul Louis Duroziez who published its description in 1861, even though it was first described by Portuguese physician Pedro Francisco da Costa Alvarenga in 1855; for this reason it is alternatively known as the Alvarenga-Duroziez sign.

References

Symptoms and signs: Cardiac {{Med-sign-stub