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Figure 2 Pulmonary venous flow (PVF) (top) and mitral inflow (bottom) velocity profiles recorded by transesophageal echocardiography in patients with left ventricular diastolic dysfunction. (A) Relaxation abnormality pattern. The peak pulmonary venous systolic velocity (S) increased. The peak pulmonary venous early diastolic velocity (D) decreased, and its deceleration time increased corresponding to the change in mitral inflow early diastolic wave (E). (B) Pseudonormal pattern. The PVF shows a markedly increased atrial reversal wave (AR) and a normal S to D velocity ratio with normalized mitral inflow velocity pattern. The deceleration time of the D wave is shortened. (C) Restrictive pattern. The PVF shows a markedly decreased S to D velocity ratio with markedly shortened deceleration times of the D and E waves. A = mitral inflow late diastolic wave. Panels B and C from Klein AL, Canale MP, Rajagopalan N, et al. Role of transesophageal echocardiography in assessing diastolic dysfunction in a large clinical practice: a 9-year experience. Am Heart J 1999;138:880–9; reproduced with permission.