... Blood CK, also know as Creatine Kinase or CPK, also know as Creatine phosphokinase, is an enzyme that is found within muscle cells. When a muscle cell is ruptured or dies the CPK leaks into the system where it's carried away by the bloodstream. ... (1 replies)

... This measures an enzyme in your blood. ... (1 replies)

... That said, the blood CPK or CK level is the best place to start. ... (1 replies)

... I am a 42 year old male. I have been having pain and swelling in my left shoulder and chest area without any sings of trauma and it is definately not heart related, as well as weakness in my hips. I have difficulty getting up from a sitting position or from the floor as well as going up the stairs. I have had blood test and them come back that my CPK-MM (muscle enzyme) is... (1 replies)

... I am the Mom of a 5 year old with MD. i was just wondering, have you had your muscle enzyme levels tested? ... (4 replies)

... Hi Mellissa, welcome to the board. Have any of the doctors you've seen tested your son for muscle function loss. There is a blood test that checks muscle enzyme levels, (CPK test), if there is muscle deterioration the numbers will be elevated, this alot of times is the first test they use to check for muscle disease. I would talk to the doctor and see what he says, but if... (3 replies)

... My 16 year old daughter is probobly being diagnosed with, or as a carrier of MD.The doctors are still diagnosing her.We have an appointment to go see a neurolgist next month.My Question is what are the next test they will do on her? And do the results take a long time to get.They started testing her in August for a liver disease and now they say it's a muscle disease.I hate... (1 replies)