Graham Steel Murmur
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]
Overview
A Graham Steel murmur is a heart murmur typically associated with pulmonary regurgitation. It is a high pitched early diastolic murmur heard best at the left sternal edge in the second intercostal space during inspiration.
Pathophysiology
The murmur is heard due to a high velocity regurgitant flow across the pulmonary valve
Differential Diagnosis of Underlying Causes
The Graham Steel murmur is most often a consequence of pulmonary hypertension.