Figure 2From: An autopsy case of myocardial infarction due to idiopathic thrombotic thrombocytopenic purpuraIn scanning magnifications (1x) of the heart. (a) Many foci of necrosis with petechial hemorrhage ( arrow head) are observed. (b) many foci of necrosis with fibrosis (arrow) are visualized using Masson’s trichrome stain.Back to article page