Reliability of test results Test is reliable but relatively poor for organ specificity for heart muscle. Patient time for test 5-10 minutes. Before the test Purpose of test Helps diagnose recent severe heart problem, such as myocardial infarction and coronary occlusion, when studied with creatine phosphokinase and lactic dehydrogenase.
Helps detect and differentiate between varying forms of liver disease.
Commercial laboratory, hospital, doctor's office. Lab technician, nurse, doctor. Risks and precautions Blood samples should be drawn at approximately the same time each day. This test may need to be repeated on several days following suspected heart damage. Do not engage in strenuous exercise before the test.