Fig. 1

Different levels of fat necrosis (Derived in accordance with Jorge et al. [6]). a Primary level of fat necrosis indicates fragments of adipose tissue. b Primary level of fat necrosis indicates individual adipocytes. c Medium level of fat necrosis indicates infiltration by histiocytes. d Medium level of fat necrosis indicates conglomeration of RBCs referred to as “myospherulosis”. e Late stage of fat necrosis indicates single multinucleated giant cell. f Late stage of fat necrosis indicates calcifications (are common in late stage of fat necrosis). g Late stage of fat necrosis indicates macrophages containing hemosiderin. h Late stage of fat necrosis indicates calcifications