- 3.Cardiovascular system
- ★(2)Myocardial infarction (old)
Microscopic image, low power: (left: HE; right: Masson trichrome stain): After 3 months, scar tissue is seen replacing the necrotic focus. The latter is highlighted by a Masson trichrome stain (muscle fibers stain red and collagen fibers stain bluish green).
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