low creatine kinase causeselevated creatine kinase levelscreatine kinase total lowcreatine kinase highlow creatine kinase blood testincreased creatine kinasecreatine kinase total highhigh creatine kinase in dogsserum creatine kinase highhigh creatine kinase in bloodnormal creatinine kinase levelsdecreased creatine kinase
