Figure 1From: Evaluation of left ventricular outflow tract obstruction with 4D phase contrast in patients with hypertrophic cardiomyopathy4D phase contrast pathline visualization of blood flow along LVOT. A) Pathline visualization of nonobstructive patient shows laminar flow in the LVOT. B) Pathline visualization of severely obstructive patient shows disordered and turbulent flow in the LVOT.Back to article page