The Graham-Steell murmur remained a universally accepted physical finding for over half a century. More recently, however, several workers have questioned the frequency of this murmur, 3–5 ...

The Graham Steell murmur is the murmur of pulmonic valve regurgitation. Pulmonic regurgitation produces a murmur that is often indistinguishable from that of aortic valve regurgitation.

The murmur of pulmonic regurgitation is classically referred to as the "Graham-Steell murmur" after it's initial describers. Mitral stenosis results in a uniquely shaped, low-pitched diastolic ...