Still’s murmur (a.k.a. “innocent murmur” or “functional murmur”) refers to a benign flow murmur across the aortic valve from high cardiac output and/or increased contractility (inotropy).

Still’s murmur (a.k.a. “innocent murmur” or “functional murmur”) refers to a benign flow murmur across the aortic valve from high cardiac output and/or increased contractility (inotropy).

How did the doctors come to err so often? Their commonest stumble was a “functional” (i.e., not organic) heart murmur, of a type which Dr. Goldwater describes as “transitory, innocent.” ...