2d echo can take up to 20 minutes to check for coronary artery problems. This test cannot provide the information about any heart blockages. Echo test can image the structure of heart, size, shape, thickness, infections etc.
Echo test can detect the increased risk of blood pressure with the thickness of ventricles. Heart muscles get weak with the damage of heart attack. 2d echo is not painful but feels little pressure of transducer on the chest.