Tell me about muscular dystrophy dmd. the test like cpk to identify the problem measured in which unit and is there different type of cpk test?

Muscular dystrophy: Muscular dystrophy is a genetic disorder affecting the muscles. There are different types with different modes of inheritance, age of onset and severity. The CK (or CPK), creatinine kinase are usually elevated in any one. There are different isoenzymes for CK yet it is the total CK that is measured and important in muscular dystrophy. The final diagnosis is made by genetic testing or other tests