Питання 29 з 90 · Biochemistry

A 56-year-old woman is rushed to the emergency department with sudden onset of severe chest pain radiating to her left arm and jaw. She has a history of periodic chest pain for which she uses nitroglycerine sublingually, but today her medication did not relieve the pain. Her blood pressure is 140/100 mm Hg, pulse - 130/min., respiratory rate-18/min., temperature - 37°C. A bedside electrocardiogram shows ST-segment elevation in leads II, III, and aVF. Blood is drawn and sent to the lab, which is positive for specific biomarker. A diagnosis of acute inferior myocardial infarction is made, and the patient is sent to the catheterization lab for angioplasty with stent placement. Which of the following is the most likely specific and sensitive biomarker of cardiac injury?

1. A Alanine aminopeptidase (AAP)
2. B Lactate dehydrogenase 4 (LDH-4)
3. C Troponin (cTn) I or T
4. D Alanine aminotransferase (ALAT)
5. E Lactate dehydrogenase 5 (LDH-5)

Правильна відповідь: C. Troponin (cTn) I or T