Troponin Test: What it Is and Normal Range
my.clevelandclinic.org
A troponin test looks for a protein that’s unique to heart muscle. Damage to those cells, such as from a heart attack, is the sole cause of troponin in your blood.
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The original was posted on /r/todayilearned by /u/ssAskcuSzepS on 2025-06-06 18:55:50+00:00.

Original Title: TIL a Troponin Protein variant only occurs in heart muscle cells and only enters your blood due to heart muscle damage. That makes Troponin-I invaluable in diagnosing heart attacks and other heart-related problems.