2D Echo ( Echocardiography) Echo refers to Echocardiography.An imaging procedure that examines the function of the different parts of the heart is known as 2D Echo.Through 2D Echo can assess the blockages, damages, blood flow rate, etc.When a disorder is related to the heart, doctors advise 2D Echo to check abnormalities in the heart.It takes about 45-60 minutes to perform the sameIt is a safe technique that does not harm the human body as no radiation is used in it.