Nikki⚕️Hariover 6 years ago

A 63-yr-old man develops congestive cardiac failure 2 weeks after an acute myocardial infarction . An echocardiogram shows markedly decreased ejection fraction. He died 1 day later. Autopsy of section of infarct shows that necrotic myocardium has largely been replaced by fibroblasts,collagen,capillaries. Various inflammatory cells are present. Which of the following inflammatory cells in this lesion plays the most important role in healing process? 1. Neutrophils 2. Eosinophils 3. Macrophages 4. Plasma cells 5. Epithelioid cells