In early stages of myocardial ischemia the most sensitive indicator is the measurement of the activity of HomeEnzymology MCQsIn early stages of myocardial ischemia the most sensitive indicator is the measurement of the activity of Share your love WhatsApp Facebook Telegram Twitter Pinterest Q. In early stages of myocardial ischemia the most sensitive indicator is the measurement of the activity of A. CPK B. SGPT C. SGOT D. LDH Answer: CPK