简述贫血性梗死的病理变化
贫血性梗死又称白血性梗死。眼观:1.梗死灶为灰白色,较干燥,坚实,初期突出,后期凹陷2.周围有充血,出血带3.切面形状与血管分布一致。镜下:1.坏死组织核溶解或破裂2.胞浆为红色凝固物3.组织结构轮廓保存,后期崩解为无结构的颗粒状物
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