Aortic regurgitation is associated with African American and Asian race, smoking, renal disease, and numerous autoimmune diseases in addition to traditional cardiovascular risk factors  but has lower risk with alcohol intake

ConclusionUsing a very large database, we found new associations between AR and many comorbid conditions, including many inflammatory and chronic degenerative diseases in addition to the known risk factors.Graphical AbstractAortic regurgitation is associated with cardiovascular risk factors, race, and numerous autoimmune diseases.
Source: Clinical Research in Cardiology - Category: Cardiology Source Type: research