Meaning & use
troponin
Last updated
A protein complex found in muscle tissue that regulates contraction, and whose elevated levels in blood indicate heart muscle damage.
See it in a sentence
The emergency room ordered a troponin test to check for signs of a heart attack.
Troponin levels typically rise within hours of cardiac injury.
A note on using this word
Troponin tests are a cornerstone of modern cardiology, allowing doctors to detect heart attacks with far greater precision than older methods.
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