Saddle shape of mitral valve annulus: three-dimensional transthoracic echocardiography.

Mailing Address: Marcelo luiz Campos Vieira • Rua Cardoso de Melo, 463/21 04548-002 – São Paulo, SP, Brazil E-mail: [email protected] Manuscript received October 11, 2005; revised manuscript received October 17, 2005; accepted October 17, 2005. We are describing the case of volunteer, 28 years old, male, submitted to transdimensional transthoracic echocardiographic investigation (3D echo). Cardiac anatomy showed to be normal. 3D echo analysis allowed the identification of saddle shape of mitral valve annulus (Fig. 1A