Before revision: Elevated levels of serum CK greater than 5,000 U/L that are not caused by myocardial infarction, brain injury , or disease generally indicate serious muscle damage confirming diagnosis of ER.Baird, M., F., Graham, S., M., Baker, J., S., & Bikerstaff, G., F. (2012).
After revision: Elevated levels of serum CK greater than 5,000 U/L that are not caused by myocardial infarction, brain injury or disease, generally indicate serious muscle damage confirming diagnosis of ER.Baird, M., F., Graham, S., M., Baker, J., S., & Bikerstaff, G., F. (2012).