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Archive for the ‘NSTEMI’ Category

This question always creeps in any coronary care unit.

Often times , there is a significant  histo-pathological overlap between severe degrees of  Ischemia* and  myocyte necrosis . (What is called micro infarcts, lacunar infarcts,  make us over diagnose MI). It is not yet clear , whether leaky myocyte cell membrane can release free cytoplasmic enzymes without actual cell necrosis.
Clinical Implication
Fortunately , there is not much .These bio markers are primarily used as prognostication tools .Many of these patients  need to  undergo early revascularisation. However , It is unwise ,to get alarmed by  just  Troponin positivity  in an other wise comfortable ACS patient.
* Some call severe degrees of Ischemia as Injury ! It is an old thought based entirely on ECG  .There is no specific cellular equivalent of electrical injury current !

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