Which investigation best confirms Inferior ST-elevation myocardial infarction?
Answer and explanation
Correct answer: B. High-sensitivity troponin measurement
- Step 1: The test that best confirms Inferior ST-elevation myocardial infarction is: high-sensitivity troponin measurement.
Answer
High-sensitivity troponin measurement.
Why not the others: 'Chest radiograph': it may show heart size or oedema but cannot confirm myocardial necrosis. 'D-dimer': it screens for venous thrombo-embolism, not myocardial injury. 'Serum amylase': it is raised in pancreatitis, a mimic of epigastric pain.
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