Costochondritis

<bold>Figure 24-7. Pathogenesis of acutecoronary syndromes. A.</bold> A normal coronary artery has an intact endothelium surrounded by smooth muscle cells. <bold>B.</bold> Endothelial cell activation or injury recruits monocytes and T lymphocytes to the site of injury, leading to development of a fatty streak. <bold>C.</bold> Continued oxidative stress within a fatty streak leads to development of an atherosclerotic plaque. <bold>D.</bold> Macrophage apoptosis and co...