7 Orange Hospital is A Reliable and one of the Best 2D Echo Test/TMT Stress Test Hospital in PCMC and Best 2D Echo Test/TMT Stress Test Hospital in Pune. 2D Echocardiography or 2D Echo of heart is a test in which ultrasound technique is used to take pictures of heart. It will be displayed in a cross-sectional 'slice' of the beating heart, showing chambers, valves and the major blood vessels of heart. TMT Test is also known as Cardiac Stress Test. TMT test is used to examine the Coronary Circulation while the patient is in an idle condition with the same patient exposing to excess pressure or stress. By this test, it will show if there are any abnormal blood flow to the heart muscle tissue.