Figure 4 (A) Apical four‐chamber view showing colour flow Doppler and proximal flow convergence region in a patient with a large effective regurgitant orifice, (B) small regional variation in time to peak sustained systolic contraction (Ts) between the left ventricular segments supporting the papillary muscles, and (C) large tenting area. A, anterior; B, basal; I, inferior; L, lateral; M, mid; P, posterior.