Ominous causes of low back pain are rare, fortunately. But they are real. Awful things do happen, even the best doctors can miss them, and âalternativeâ health care professionals are even more likely to. All of the worst possible causes of back pain and their major features. None of these are common.
Sometimes EKG abnormalities can be seen only during exercise or while symptoms are present. This test is sometimes called a stress test or a treadmill test.. During an exercise EKG, you may either walk on a motor-driven treadmill or pedal a stationary bicycle. The heart is a muscular pump made up of four chambers . The two upper chambers are called atria, and the two lower chambers are called ventricles.
1 What degree of accuracy is needed? 2  Treadmill tests are between 60 and 80 percent accurate, while stress echo and nuclear tests are 80 to 90 percent accurate.3  What are the costs? 4  Treadmill tests cost about $300; echo stress tests run about $1,500 and nuclear tests can go as high as $3,500. What degree of accuracy is needed? 2  Treadmill tests are between 60 and 80 percent accurate, while stress echo and nuclear tests are 80 to 90 percent accurate.