Table 1.

Incremental role of 3D echocardiography in the evaluation of mitral valve prolapse.

	2D TTE	2D TEE	Standard 3D TTE	Standard 3D TEE	Advanced 3D TTE	Advanced 3D TEE
Feasibility	+++	++++	+++	++++	+++	++++
Accuracy in the evaluation of MV morphology	++	+++	+++	++++	+++	++++
Differentiation between simple and complex MV prolapse	++	+++	+++	++++	+++	++++
Characterization of MV leaflets texture	+	++	++	+++	++	++++
Chordal evaluation	++	+++	+++	+++	+++	++++
Cleft detection	+	++	++	+++	+++	++++
MA measurements	+	+	++	+++	++	+++
MR quantification	++++	++++	+++	+++	+++	+++
Accuracy in the identification of MR origin	++	+++	+++	+++	+++	++++

2D, two-dimensional; 3D, three-dimensional; MA, mitral annulus; MR, mitral regurgitation; MV, mitral valve; TTE, transthoracic echocardiography; TEE, transesophageal echocardiography. The role of 3DE in the evaluation of MVP is graded in symbols, in a scale from + to ++++.