PMC10294265_01
Colonic biopsy showing necrotizing granulomatous vasculitis with eosinophil-rich inflammatory infiltrate (hematoxylin-eosin), original magnification, x200 (a, b), x400 (c, d).
crg530373_f01.jpg
PMC10294265_01_crg530373_f01.jpg
F1
However, random colon biopsy (shown in Fig. 1) revealed necrotizing granulomatous vasculitis of the small and medium-sized arteries with dense eosinophilic infiltration and granulomas consistent with EGPA.