脂肪坏死的高倍图中可见到一些充满脂质的巨噬细胞位于坏死的脂肪组织细胞之间。最常见的病因是创伤，但乳腺脂肪坏死也有因外科手术和放射治疗引起的。 In this view of fat necrosis at high magnification, some lipid-laden macrophages are seen between the necrotic adipose tissue cells. The most common etiology is trauma, but fat necrosis of the breast can also occur with surgery and radiation therapy.