Medically reviewed by Richard N. Fogoros, MD Your body produces the enzyme creatine kinase (CK) or creatine phosphokinase to keep your muscles functioning properly. Healthcare providers use the CK ...

Genetic testing for mutations in the TK2 gene confirms the diagnosis. Elevated creatine kinase levels and electromyography showing myopathic changes can support the diagnosis. Genetic counseling is ...

There was no increase in levels of plasma creatine kinase—an indication of muscle damage—in the patients with BMD, nor were there any significant changes in muscle morphology. The majority of ...