Coronary reactivity testing

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Coronary reactivity testing (CRT) involves injecting acetylcholine, ergonovine, or methylergonovine during cardiac catheterization to see if coronary vasospasm occurs.[1]

References

  1. Jewulski, J; Khanal, S; Dahal, K (26 September 2021). "Coronary vasospasm: A narrative review". World journal of cardiology. 13 (9): 456–463. doi:10.4330/wjc.v13.i9.456. PMID 34621490.