A nurse reviews the laboratory results of a client admitted due to crushing left-sided substernal chest pain. The nurse determines that which of the following findings supports a diagnosis of acute myocardial infarction?

Question

Quizplus · Accepted Answer

Total creatine kinase rises within 24 hours after damage of cardiac tissue. The level of LDH rises after the first 24 hours, whereas myoglobin level increases within 2 to 3 hours and is expected to return to normal within 24 to 36 hours. CK-MB rises about 3 to 4 hours after the onset of chest pain.

A Nurse Reviews the Laboratory Results of a Client Admitted