Review
Copyright ©The Author(s) 2021.
World J Gastroenterol. Jan 7, 2021; 27(1): 19-36
Published online Jan 7, 2021. doi: 10.3748/wjg.v27.i1.19
Figure 2
Figure 2 Polyarteritis nodosa. The vascular wall shows transmural necrotizing inflammation, with intense neutrophilic infiltration and fibrinoid necrosis (black arrow). There is residual muscular wall of the vessel (orange arrow). Hematoxylin and eosin staining, 100 ×.