Case Report
Copyright ©The Author(s) 2021.
World J Clin Cases. Apr 16, 2021; 9(11): 2555-2561
Published online Apr 16, 2021. doi: 10.12998/wjcc.v9.i11.2555
Figure 4
Figure 4 Histological features of the epidural mass in the patient described in Case 2. A: Histology (hematoxylin and eosin, 400 × magnification) showed sheets of plasma cells with eccentric nuclei, cartwheel chromatin, and abundant cytoplasm with binucleation of some cells; B: Immunohistochemistry staining showed the plasma cells were positive for kappa light chain and cluster of differentiation 138.