Fig. 4
From: Central retinal artery occlusion in Wegener's granulomatosis: a diagnostic dilemma
![Fig. 4](http://media.springernature.com/full/springer-static/image/art%3A10.1007%2Fs12348-010-0003-9/MediaObjects/12348_2010_3_Fig4_HTML.jpg)
Kidney biopsy showing a vasculitic process of medium-sized arteries with central necrosis and surrounding histiocytes
From: Central retinal artery occlusion in Wegener's granulomatosis: a diagnostic dilemma
Kidney biopsy showing a vasculitic process of medium-sized arteries with central necrosis and surrounding histiocytes