In myocardial infarction the infarct acquires hyperemic rim with an yellow centre at
3 – 7 days Findings
Gross examination at border
Softening yellow-tan center Histopathology
(light microscopy)
Beginning of disintegration of dead muscle fibers
Necrosis of neutrophils
Beginning of macrophageremoval of dead cells at border
3-7 days
10-20 days
7-14 days
1-2 hours