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Figure 3 Example of a patient with a complex bileaflet mitral valve prolapse in whom 3D TTE (A) allowed a non-complete definition of the pathology, whereas 3D TEE (B and C) correctly identified the prolapse of P1, A2, and A3. (D) Shows in an oblique surgical view involvement of the anterior (A2, A3, arrows) and of the posterior (P1, dashed arrow) scallops. TV = tricuspid valve; other abbreviations as in Figures 1 and 2.