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Foam
Cells
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Streak
Intermediate
Lesion
Atheroma
Fibrous
Plaque
Complicated
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Endothelial Dysfunction
Smooth muscle
and collagen
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Growth mainly by lipid accumulation
Thrombosis,
hematoma
Adapted from Stary HC et al. Circulation 1995;92:1355-1374.
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Before Infarct After Infarct
Lost
Muscle
Infarct
% Muscle
Remaining
100
%
50%
0%
Acute chest pain
Shortness of breath
ECG changes
Ischemia
Necrosis
AMI = Ischemia + Necrosis
“Ischemia markers”:
• IMA
• Choline
Early injury markers:
• Myoglobin
• FABP
• Hs Troponins
Injury markers:
• Troponins
Ventricular overload markers:

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