Question

A 45-year-old with low-risk chest pain, normal ECG, and initial undetectable high-sensitivity cardiac troponin (hs‑cTn) presents to the ED. According to guidelines, the next step is to:

Accepted Answer

Repeat hs‑cTn testing at 1-3 hours to apply an accelerated diagnostic pathway

Answer

Order immediate stress echocardiography

Answer

Proceed directly to invasive coronary angiography

Answer

Discharge without any further testing

Answer

Start heparin infusion for possible ACS

Practice question

A 45-year-old with low-risk chest pain, normal ECG, and initial undetectable high-sensitivity cardiac troponin (hs‑cTn) presents to the ED. According to guidelines, the next step is to: