fbd892b8_n_between_2D_and_3D___Wikiecho__Limitations
[Advantages] In contrast with 2D echocardiography, re-aligning planes on 3D data sets to identify maximum longitudinal axis of cardiac chambers and avoid foreshortened views and optimize volumetric quantification is always possible [Limitations] 
Good image quality is a prerequisite for an accurate semi-automated or fully-automated volume quantitation
Comparison between 2D and 3D - Wikiecho
Limitations