Figure 5.

Cutting edge lesion which involves a layer of 0.2–0.5 mm along the cut margin of a living myocardium (biopsies, surgical samples, heart excised at transplantation). A) histological aspect in heart excised at transplantation and B) ultrastructural pattern in dog. C) reflow or reperfusion necrosis characterized by CN plus massive interstitial hemorrhage never seen in other human and experimental conditions.