Figure 3From: Caseous calcification of the mitral annulus with mitral regurgitation and impairment of functional capacity: a case report Two-dimensional echocardiogram, apical four-chamber view, colour Doppler. (a) Pre-operative: moderate to severe mitral regurgitation is present. (b) Postoperative: trivial mitral regurgitation is seen in the left atrium.Back to article page