Which statement is true about CK levels in a patient with an MI?
A) The more severe the cardiac damage, the longer it takes for CK levels to peak.
B) Levels begin to increase almost immediately after myocardial damage.
C) CK levels return to normal within 18 hours.
D) CK levels are not predictive of the extent of cardiac damage.

Question

Quizplus · Accepted Answer

CK levels begin to rise approximately 6 hours after the beginning of a heart attack and reach their peak in about 18 hours, with a return to normal in 24 to 36 hours. The more severe the cardiac damage, the longer it takes CK levels to peak and subsequently return to normal.

Which Statement Is True About CK Levels in a Patient