What is a 2d echo?
2d echo, which stands for two dimensional echocardiography of heart, is basically a sonography test of your heart. Here the cardiologist can directly see your heart. he can check whether there is any structural or functional problem in your heart like weakness of the heart, any damage to heart valves, any holes in the heart etc.
Courtsey : https://www.youtube.com/c/NEJMgroup