炎症的愈合通常有毛细血管和成纤维细胞的参与，它们形成了肉芽组织。图示：急性心肌梗死的愈合。可见大量毛细血管和胶原纤维。左侧是没有发生梗死的心肌。
Healing of inflammation often involves ingrowth of capillaries and fibroblasts. This forms granulation tissue. Here, an acute myocardial infarction is seen healing. There are numerous capillaries, and collagen is being laid down to form a scar. Non-infarcted myocardium is present at the far left.