Case Report

IgG4-Related Sclerosing Disease Causing Spinal Cord Compression: The First Reported Case in Literature

Figure 2

Hematoxylin and Eosin (H&E) section of the epidural mass (200x magnification power for (a) and 100x magnification power for (b)) showing (a) chronic inflammatory infiltrates, predominantly mononuclear infiltrate, lymphoid hyperplasia (black arrow) and plasma cells emulating the classic storiform fibrosis pattern; no phlebitis obliterans were identified. (b) Dense collagen deposition and dense fibrous tissue formation (blue arrow) with focal germinal center formation (green arrows).

(a)
(b)