At the age of 19, she was discovered by George Burns in Las Vegas. She appeared on The Jack Benny Show, and was soon in the movies with Pocketful of Miracles. Her first important role came in 1963 with Bye, Bye Birdie, a musical about a rock star who is drafted into the army (hmmm...).
The enzyme level continues to rise for the first 18 to 24 hours after a heart attack and slowly returns to normal after a few days. If creatine kinase is elevated, a more specific test (troponin) can help confirm the presence of a heart attack.
The CK-MB test is generally considered to be more useful when checking for damage to the heart because CK-MB is mostly found in the heart muscle cells; a high CK test result may indicate damage to the heart, but it could also mean that other muscles in the body are damaged. How is the test done?