2D/M-mode echocardiography with color flow Doppler is a sophisticated imaging technique that combines different ultrasound imaging methods to provide a comprehensive view of the heart’s structure, function, and blood flow. 2D echocardiography creates two-dimensional images of the heart, while M-mode provides a one-dimensional “ice pick” view for detailed analysis of movement. Color flow Doppler adds a layer of information by visualizing the direction and velocity of blood flow, using colors to represent different flow patterns.